248980440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19391}}^1$

素因数の和:19512

約数の個数: 64

約数和(自身を含む): 753960960

約数和(自身を除く): 504980520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 19391, 38782, 58173, 77564, 96955, 116346, 155128, 193910, 232692, 290865, 387820, 465384, 581730, 775640, 1163460, 2074837, 2326920, 4149674, 6224511, 8299348, 10374185, 12449022, 16598696, 20748370, 24898044, 31122555, 41496740, 49796088, 62245110, 82993480, 124490220, 248980440]

約数ペア:

[(1, 248980440), (2, 124490220), (3, 82993480), (4, 62245110), (5, 49796088), (6, 41496740), (8, 31122555), (10, 24898044), (12, 20748370), (15, 16598696), (20, 12449022), (24, 10374185), (30, 8299348), (40, 6224511), (60, 4149674), (107, 2326920), (120, 2074837), (214, 1163460), (321, 775640), (428, 581730), (535, 465384), (642, 387820), (856, 290865), (1070, 232692), (1284, 193910), (1605, 155128), (2140, 116346), (2568, 96955), (3210, 77564), (4280, 58173), (6420, 38782), (12840, 19391)]