291209640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2426747}}^1$

素因数の和:2426761

約数の個数: 32

約数和(自身を含む): 873629280

約数和(自身を除く): 582419640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2426747, 4853494, 7280241, 9706988, 12133735, 14560482, 19413976, 24267470, 29120964, 36401205, 48534940, 58241928, 72802410, 97069880, 145604820, 291209640]

約数ペア:

[(1, 291209640), (2, 145604820), (3, 97069880), (4, 72802410), (5, 58241928), (6, 48534940), (8, 36401205), (10, 29120964), (12, 24267470), (15, 19413976), (20, 14560482), (24, 12133735), (30, 9706988), (40, 7280241), (60, 4853494), (120, 2426747)]