64632720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3793}}^1$

素因数の和:3880

約数の個数: 80

約数和(自身を含む): 203236992

約数和(自身を除く): 138604272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 3793, 4260, 5680, 7586, 8520, 11379, 15172, 17040, 18965, 22758, 30344, 37930, 45516, 56895, 60688, 75860, 91032, 113790, 151720, 182064, 227580, 269303, 303440, 455160, 538606, 807909, 910320, 1077212, 1346515, 1615818, 2154424, 2693030, 3231636, 4039545, 4308848, 5386060, 6463272, 8079090, 10772120, 12926544, 16158180, 21544240, 32316360, 64632720]

約数ペア:

[(1, 64632720), (2, 32316360), (3, 21544240), (4, 16158180), (5, 12926544), (6, 10772120), (8, 8079090), (10, 6463272), (12, 5386060), (15, 4308848), (16, 4039545), (20, 3231636), (24, 2693030), (30, 2154424), (40, 1615818), (48, 1346515), (60, 1077212), (71, 910320), (80, 807909), (120, 538606), (142, 455160), (213, 303440), (240, 269303), (284, 227580), (355, 182064), (426, 151720), (568, 113790), (710, 91032), (852, 75860), (1065, 60688), (1136, 56895), (1420, 45516), (1704, 37930), (2130, 30344), (2840, 22758), (3408, 18965), (3793, 17040), (4260, 15172), (5680, 11379), (7586, 8520)]