223639840

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1021}}^1$

素因数の和:1110

約数の個数: 72

約数和(自身を含む): 543546612

約数和(自身を除く): 319906772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1021, 1184, 1369, 1480, 2042, 2738, 2960, 4084, 5105, 5476, 5920, 6845, 8168, 10210, 10952, 13690, 16336, 20420, 21904, 27380, 32672, 37777, 40840, 43808, 54760, 75554, 81680, 109520, 151108, 163360, 188885, 219040, 302216, 377770, 604432, 755540, 1208864, 1397749, 1511080, 2795498, 3022160, 5590996, 6044320, 6988745, 11181992, 13977490, 22363984, 27954980, 44727968, 55909960, 111819920, 223639840]

約数ペア:

[(1, 223639840), (2, 111819920), (4, 55909960), (5, 44727968), (8, 27954980), (10, 22363984), (16, 13977490), (20, 11181992), (32, 6988745), (37, 6044320), (40, 5590996), (74, 3022160), (80, 2795498), (148, 1511080), (160, 1397749), (185, 1208864), (296, 755540), (370, 604432), (592, 377770), (740, 302216), (1021, 219040), (1184, 188885), (1369, 163360), (1480, 151108), (2042, 109520), (2738, 81680), (2960, 75554), (4084, 54760), (5105, 43808), (5476, 40840), (5920, 37777), (6845, 32672), (8168, 27380), (10210, 21904), (10952, 20420), (13690, 16336)]