420667260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1423}}^1$

素因数の和:1827

約数の個数: 96

約数和(自身を含む): 1272714240

約数和(自身を除く): 852046980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 379, 390, 758, 780, 1137, 1423, 1516, 1895, 2274, 2846, 3790, 4269, 4548, 4927, 5685, 5692, 7115, 7580, 8538, 9854, 11370, 14230, 14781, 17076, 18499, 19708, 21345, 22740, 24635, 28460, 29562, 36998, 42690, 49270, 55497, 59124, 73905, 73996, 85380, 92495, 98540, 110994, 147810, 184990, 221988, 277485, 295620, 369980, 539317, 554970, 1078634, 1109940, 1617951, 2157268, 2696585, 3235902, 5393170, 6471804, 7011121, 8089755, 10786340, 14022242, 16179510, 21033363, 28044484, 32359020, 35055605, 42066726, 70111210, 84133452, 105166815, 140222420, 210333630, 420667260]

約数ペア:

[(1, 420667260), (2, 210333630), (3, 140222420), (4, 105166815), (5, 84133452), (6, 70111210), (10, 42066726), (12, 35055605), (13, 32359020), (15, 28044484), (20, 21033363), (26, 16179510), (30, 14022242), (39, 10786340), (52, 8089755), (60, 7011121), (65, 6471804), (78, 5393170), (130, 3235902), (156, 2696585), (195, 2157268), (260, 1617951), (379, 1109940), (390, 1078634), (758, 554970), (780, 539317), (1137, 369980), (1423, 295620), (1516, 277485), (1895, 221988), (2274, 184990), (2846, 147810), (3790, 110994), (4269, 98540), (4548, 92495), (4927, 85380), (5685, 73996), (5692, 73905), (7115, 59124), (7580, 55497), (8538, 49270), (9854, 42690), (11370, 36998), (14230, 29562), (14781, 28460), (17076, 24635), (18499, 22740), (19708, 21345)]