Order 256.
135 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C2×D32 | C2 | 1 | 4 | yes | maximal, complemented |
| 2 | #2246 | C2 | 1 | 2 | yes | maximal, complemented |
| 3 | C4×C32 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 4 | C2×D16 | — | 2 | 2 | no | — |
| 5 | C2×D16 | C22 | 1 | 4 | yes | — |
| 6 | #493 | — | 2 | 2 | no | — |
| 7 | D32 | — | 2 | 8 | no | — |
| 8 | C2×C32 | C22 | 1 | 2 | yes | — |
| 9 | C4×C16 | C22 | 1 | 1 | yes | characteristic |
| 10 | C2×D8 | — | 2 | 4 | no | — |
| 11 | C2×D8 | — | 4 | 2 | no | — |
| 12 | #127 | — | 4 | 2 | no | — |
| 13 | D16 | — | 2 | 8 | no | — |
| 14 | D16 | — | 4 | 4 | no | — |
| 15 | C2×C16 | D4 | 1 | 1 | yes | characteristic |
| 16 | C2×C16 | C23 | 1 | 1 | yes | characteristic |
| 17 | C4×C8 | D4 | 1 | 1 | yes | characteristic |
| 18 | C32 | D4 | 1 | 4 | yes | complemented |
| 19 | C2×D4 | — | 4 | 4 | no | — |
| 20 | C2×D4 | — | 8 | 4 | no | — |
| 21 | D8 | — | 4 | 4 | no | — |
| 22 | D8 | — | 4 | 4 | no | — |
| 23 | D8 | — | 8 | 4 | no | — |
| 24 | C2×C8 | D8 | 1 | 1 | yes | characteristic |
| 25 | C2×C8 | C2×D4 | 1 | 1 | yes | characteristic |
| 26 | C42 | D8 | 1 | 1 | yes | characteristic |
| 27 | C16 | D8 | 1 | 2 | yes | — |
| 28 | C16 | C2×D4 | 1 | 2 | yes | — |
| 29 | C23 | — | 8 | 4 | no | — |
| 30 | D4 | — | 8 | 4 | no | — |
| 31 | D4 | — | 8 | 4 | no | — |
| 32 | D4 | — | 16 | 8 | no | — |
| 33 | C2×C4 | D16 | 1 | 2 | yes | — |
| 34 | C2×C4 | C2×D8 | 1 | 1 | yes | characteristic |
| 35 | C8 | D16 | 1 | 2 | yes | — |
| 36 | C8 | #127 | 1 | 1 | yes | characteristic |
| 37 | C8 | C2×D8 | 1 | 1 | yes | characteristic |
| 38 | C22 | — | 16 | 4 | no | — |
| 39 | C22 | — | 16 | 8 | no | — |
| 40 | C22 | C2×D16 | 1 | 1 | yes | characteristic |
| 41 | C4 | D32 | 1 | 4 | yes | complemented |
| 42 | C4 | #493 | 1 | 1 | yes | characteristic |
| 43 | C4 | C2×D16 | 1 | 1 | yes | characteristic |
| 44 | C2 | — | 32 | 4 | no | — |
| 45 | C2 | #2246 | 1 | 1 | yes | characteristic |
| 46 | C2 | C2×D32 | 1 | 2 | yes | — |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×D16 |
| commutator, Frattini, cosocle | C2×C16 | C23 |
| LCS | G ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ C4×C16 ◁ G | |
| LECS | G ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×D32 | C2 | semidirect |
| 2. #2246 | C2 | semidirect |
| 3. C4×C32 | C2 | semidirect |
| 18. C32 | D4 | semidirect |
| 41. C4 | D32 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×D32 | 2 |
| #2246 | 2 |
| C4×C32 | 2 |