1278908040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10657567}}^1$

素因数の和:10657581

約数の個数: 32

約数和(自身を含む): 3836724480

約数和(自身を除く): 2557816440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10657567, 21315134, 31972701, 42630268, 53287835, 63945402, 85260536, 106575670, 127890804, 159863505, 213151340, 255781608, 319727010, 426302680, 639454020, 1278908040]

約数ペア:

[(1, 1278908040), (2, 639454020), (3, 426302680), (4, 319727010), (5, 255781608), (6, 213151340), (8, 159863505), (10, 127890804), (12, 106575670), (15, 85260536), (20, 63945402), (24, 53287835), (30, 42630268), (40, 31972701), (60, 21315134), (120, 10657567)]