15049840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 39060000

約数和(自身を除く): 24010160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 499, 520, 580, 754, 998, 1040, 1160, 1508, 1885, 1996, 2320, 2495, 3016, 3770, 3992, 4990, 6032, 6487, 7540, 7984, 9980, 12974, 14471, 15080, 19960, 25948, 28942, 30160, 32435, 39920, 51896, 57884, 64870, 72355, 103792, 115768, 129740, 144710, 188123, 231536, 259480, 289420, 376246, 518960, 578840, 752492, 940615, 1157680, 1504984, 1881230, 3009968, 3762460, 7524920, 15049840]

約数ペア:

[(1, 15049840), (2, 7524920), (4, 3762460), (5, 3009968), (8, 1881230), (10, 1504984), (13, 1157680), (16, 940615), (20, 752492), (26, 578840), (29, 518960), (40, 376246), (52, 289420), (58, 259480), (65, 231536), (80, 188123), (104, 144710), (116, 129740), (130, 115768), (145, 103792), (208, 72355), (232, 64870), (260, 57884), (290, 51896), (377, 39920), (464, 32435), (499, 30160), (520, 28942), (580, 25948), (754, 19960), (998, 15080), (1040, 14471), (1160, 12974), (1508, 9980), (1885, 7984), (1996, 7540), (2320, 6487), (2495, 6032), (3016, 4990), (3770, 3992)]