72479940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2229

約数の個数: 96

約数和(自身を含む): 223741056

約数和(自身を除く): 151261116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2161, 2236, 2580, 2795, 3354, 4322, 5590, 6483, 6708, 8385, 8644, 10805, 11180, 12966, 16770, 21610, 25932, 28093, 32415, 33540, 43220, 56186, 64830, 84279, 92923, 112372, 129660, 140465, 168558, 185846, 278769, 280930, 337116, 371692, 421395, 464615, 557538, 561860, 842790, 929230, 1115076, 1207999, 1393845, 1685580, 1858460, 2415998, 2787690, 3623997, 4831996, 5575380, 6039995, 7247994, 12079990, 14495988, 18119985, 24159980, 36239970, 72479940]

約数ペア:

[(1, 72479940), (2, 36239970), (3, 24159980), (4, 18119985), (5, 14495988), (6, 12079990), (10, 7247994), (12, 6039995), (13, 5575380), (15, 4831996), (20, 3623997), (26, 2787690), (30, 2415998), (39, 1858460), (43, 1685580), (52, 1393845), (60, 1207999), (65, 1115076), (78, 929230), (86, 842790), (129, 561860), (130, 557538), (156, 464615), (172, 421395), (195, 371692), (215, 337116), (258, 280930), (260, 278769), (390, 185846), (430, 168558), (516, 140465), (559, 129660), (645, 112372), (780, 92923), (860, 84279), (1118, 64830), (1290, 56186), (1677, 43220), (2161, 33540), (2236, 32415), (2580, 28093), (2795, 25932), (3354, 21610), (4322, 16770), (5590, 12966), (6483, 11180), (6708, 10805), (8385, 8644)]