Order 720.
27 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | SL(2,𝔽5) | — | 6 | 2 | no | maximal |
| 2 | #622 | — | 10 | 1 | no | maximal |
| 3 | #226 | — | 15 | 2 | no | maximal |
| 4 | C3⋊Dic3 | — | 10 | 1 | no | — |
| 5 | SL(2,𝔽3) | — | 15 | 2 | no | — |
| 6 | Dic5 | — | 36 | 1 | no | — |
| 7 | C2×C32 | — | 10 | 1 | no | — |
| 8 | Q16 | — | 45 | 1 | no | Sylow |
| 9 | Dic3 | — | 60 | 2 | no | — |
| 10 | C2×C5 | — | 36 | 1 | no | — |
| 11 | C32 | — | 10 | 1 | no | Sylow |
| 12 | Q8 | — | 15 | 2 | no | — |
| 13 | C8 | — | 45 | 1 | no | — |
| 14 | C2×C3 | — | 20 | 2 | no | — |
| 15 | C5 | — | 36 | 1 | no | Sylow |
| 16 | C4 | — | 45 | 1 | no | — |
| 17 | C3 | — | 20 | 2 | no | — |
| 18 | C2 | A6 | 1 | 1 | yes | maximal normal, characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, Fitting, socle, cosocle, hypercenter | C2 | A6 |
| commutator, hypocenter | G | C1 |
| LCS | G | |
| UCS | C1 ◁ C2 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| SL(2,𝔽5) | 6 |
| #622 | 10 |
| #226 | 15 |