9991560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 30559680

約数和(自身を除く): 20568120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1571, 1590, 2120, 3142, 3180, 4713, 6284, 6360, 7855, 9426, 12568, 15710, 18852, 23565, 31420, 37704, 47130, 62840, 83263, 94260, 166526, 188520, 249789, 333052, 416315, 499578, 666104, 832630, 999156, 1248945, 1665260, 1998312, 2497890, 3330520, 4995780, 9991560]

約数ペア:

[(1, 9991560), (2, 4995780), (3, 3330520), (4, 2497890), (5, 1998312), (6, 1665260), (8, 1248945), (10, 999156), (12, 832630), (15, 666104), (20, 499578), (24, 416315), (30, 333052), (40, 249789), (53, 188520), (60, 166526), (106, 94260), (120, 83263), (159, 62840), (212, 47130), (265, 37704), (318, 31420), (424, 23565), (530, 18852), (636, 15710), (795, 12568), (1060, 9426), (1272, 7855), (1571, 6360), (1590, 6284), (2120, 4713), (3142, 3180)]