81974040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12889}}^1$

素因数の和:12956

約数の個数: 64

約数和(自身を含む): 250581600

約数和(自身を除く): 168607560

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, 1590, 2120, 3180, 6360, 12889, 25778, 38667, 51556, 64445, 77334, 103112, 128890, 154668, 193335, 257780, 309336, 386670, 515560, 683117, 773340, 1366234, 1546680, 2049351, 2732468, 3415585, 4098702, 5464936, 6831170, 8197404, 10246755, 13662340, 16394808, 20493510, 27324680, 40987020, 81974040]

約数ペア:

[(1, 81974040), (2, 40987020), (3, 27324680), (4, 20493510), (5, 16394808), (6, 13662340), (8, 10246755), (10, 8197404), (12, 6831170), (15, 5464936), (20, 4098702), (24, 3415585), (30, 2732468), (40, 2049351), (53, 1546680), (60, 1366234), (106, 773340), (120, 683117), (159, 515560), (212, 386670), (265, 309336), (318, 257780), (424, 193335), (530, 154668), (636, 128890), (795, 103112), (1060, 77334), (1272, 64445), (1590, 51556), (2120, 38667), (3180, 25778), (6360, 12889)]