90118920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1033}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 270990720

約数和(自身を除く): 180871800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 727, 1033, 1454, 2066, 2181, 2908, 3099, 3635, 4132, 4362, 5165, 5816, 6198, 7270, 8264, 8724, 10330, 10905, 12396, 14540, 15495, 17448, 20660, 21810, 24792, 29080, 30990, 41320, 43620, 61980, 87240, 123960, 750991, 1501982, 2252973, 3003964, 3754955, 4505946, 6007928, 7509910, 9011892, 11264865, 15019820, 18023784, 22529730, 30039640, 45059460, 90118920]

約数ペア:

[(1, 90118920), (2, 45059460), (3, 30039640), (4, 22529730), (5, 18023784), (6, 15019820), (8, 11264865), (10, 9011892), (12, 7509910), (15, 6007928), (20, 4505946), (24, 3754955), (30, 3003964), (40, 2252973), (60, 1501982), (120, 750991), (727, 123960), (1033, 87240), (1454, 61980), (2066, 43620), (2181, 41320), (2908, 30990), (3099, 29080), (3635, 24792), (4132, 21810), (4362, 20660), (5165, 17448), (5816, 15495), (6198, 14540), (7270, 12396), (8264, 10905), (8724, 10330)]