153964840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 357210000

約数和(自身を除く): 203245160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 269, 328, 349, 410, 538, 698, 820, 1076, 1345, 1396, 1640, 1745, 2152, 2690, 2792, 3490, 5380, 6980, 10760, 11029, 13960, 14309, 22058, 28618, 44116, 55145, 57236, 71545, 88232, 93881, 110290, 114472, 143090, 187762, 220580, 286180, 375524, 441160, 469405, 572360, 751048, 938810, 1877620, 3755240, 3849121, 7698242, 15396484, 19245605, 30792968, 38491210, 76982420, 153964840]

約数ペア:

[(1, 153964840), (2, 76982420), (4, 38491210), (5, 30792968), (8, 19245605), (10, 15396484), (20, 7698242), (40, 3849121), (41, 3755240), (82, 1877620), (164, 938810), (205, 751048), (269, 572360), (328, 469405), (349, 441160), (410, 375524), (538, 286180), (698, 220580), (820, 187762), (1076, 143090), (1345, 114472), (1396, 110290), (1640, 93881), (1745, 88232), (2152, 71545), (2690, 57236), (2792, 55145), (3490, 44116), (5380, 28618), (6980, 22058), (10760, 14309), (11029, 13960)]