80266920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9421}}^1$

素因数の和:9506

約数の個数: 64

約数和(自身を含む): 244218240

約数和(自身を除く): 163951320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 9421, 18842, 28263, 37684, 47105, 56526, 75368, 94210, 113052, 141315, 188420, 226104, 282630, 376840, 565260, 668891, 1130520, 1337782, 2006673, 2675564, 3344455, 4013346, 5351128, 6688910, 8026692, 10033365, 13377820, 16053384, 20066730, 26755640, 40133460, 80266920]

約数ペア:

[(1, 80266920), (2, 40133460), (3, 26755640), (4, 20066730), (5, 16053384), (6, 13377820), (8, 10033365), (10, 8026692), (12, 6688910), (15, 5351128), (20, 4013346), (24, 3344455), (30, 2675564), (40, 2006673), (60, 1337782), (71, 1130520), (120, 668891), (142, 565260), (213, 376840), (284, 282630), (355, 226104), (426, 188420), (568, 141315), (710, 113052), (852, 94210), (1065, 75368), (1420, 56526), (1704, 47105), (2130, 37684), (2840, 28263), (4260, 18842), (8520, 9421)]