77587920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107761}}^1$

素因数の和:107780

約数の個数: 60

約数和(自身を含む): 260568516

約数和(自身を除く): 182980596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 107761, 215522, 323283, 431044, 538805, 646566, 862088, 969849, 1077610, 1293132, 1616415, 1724176, 1939698, 2155220, 2586264, 3232830, 3879396, 4310440, 4849245, 5172528, 6465660, 7758792, 8620880, 9698490, 12931320, 15517584, 19396980, 25862640, 38793960, 77587920]

約数ペア:

[(1, 77587920), (2, 38793960), (3, 25862640), (4, 19396980), (5, 15517584), (6, 12931320), (8, 9698490), (9, 8620880), (10, 7758792), (12, 6465660), (15, 5172528), (16, 4849245), (18, 4310440), (20, 3879396), (24, 3232830), (30, 2586264), (36, 2155220), (40, 1939698), (45, 1724176), (48, 1616415), (60, 1293132), (72, 1077610), (80, 969849), (90, 862088), (120, 646566), (144, 538805), (180, 431044), (240, 323283), (360, 215522), (720, 107761)]