249271860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 723824640

約数和(自身を除く): 474552780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 79, 86, 129, 158, 172, 215, 237, 258, 316, 395, 430, 474, 516, 645, 790, 860, 948, 1185, 1223, 1290, 1580, 2370, 2446, 2580, 3397, 3669, 4740, 4892, 6115, 6794, 7338, 10191, 12230, 13588, 14676, 16985, 18345, 20382, 24460, 33970, 36690, 40764, 50955, 52589, 67940, 73380, 96617, 101910, 105178, 157767, 193234, 203820, 210356, 262945, 289851, 315534, 386468, 483085, 525890, 579702, 631068, 788835, 966170, 1051780, 1159404, 1449255, 1577670, 1932340, 2898510, 3155340, 4154531, 5797020, 8309062, 12463593, 16618124, 20772655, 24927186, 41545310, 49854372, 62317965, 83090620, 124635930, 249271860]

約数ペア:

[(1, 249271860), (2, 124635930), (3, 83090620), (4, 62317965), (5, 49854372), (6, 41545310), (10, 24927186), (12, 20772655), (15, 16618124), (20, 12463593), (30, 8309062), (43, 5797020), (60, 4154531), (79, 3155340), (86, 2898510), (129, 1932340), (158, 1577670), (172, 1449255), (215, 1159404), (237, 1051780), (258, 966170), (316, 788835), (395, 631068), (430, 579702), (474, 525890), (516, 483085), (645, 386468), (790, 315534), (860, 289851), (948, 262945), (1185, 210356), (1223, 203820), (1290, 193234), (1580, 157767), (2370, 105178), (2446, 101910), (2580, 96617), (3397, 73380), (3669, 67940), (4740, 52589), (4892, 50955), (6115, 40764), (6794, 36690), (7338, 33970), (10191, 24460), (12230, 20382), (13588, 18345), (14676, 16985)]