1008021640

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 2299772160

約数和(自身を除く): 1291750520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 157, 302, 314, 604, 628, 755, 785, 1063, 1208, 1256, 1510, 1570, 2126, 3020, 3140, 4252, 5315, 6040, 6280, 8504, 10630, 21260, 23707, 42520, 47414, 94828, 118535, 160513, 166891, 189656, 237070, 321026, 333782, 474140, 642052, 667564, 802565, 834455, 948280, 1284104, 1335128, 1605130, 1668910, 3210260, 3337820, 6420520, 6675640, 25200541, 50401082, 100802164, 126002705, 201604328, 252005410, 504010820, 1008021640]

約数ペア:

[(1, 1008021640), (2, 504010820), (4, 252005410), (5, 201604328), (8, 126002705), (10, 100802164), (20, 50401082), (40, 25200541), (151, 6675640), (157, 6420520), (302, 3337820), (314, 3210260), (604, 1668910), (628, 1605130), (755, 1335128), (785, 1284104), (1063, 948280), (1208, 834455), (1256, 802565), (1510, 667564), (1570, 642052), (2126, 474140), (3020, 333782), (3140, 321026), (4252, 237070), (5315, 189656), (6040, 166891), (6280, 160513), (8504, 118535), (10630, 94828), (21260, 47414), (23707, 42520)]