75273220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 180512640

約数和(自身を除く): 105239420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 73, 86, 109, 110, 146, 172, 215, 218, 220, 292, 365, 430, 436, 473, 545, 730, 803, 860, 946, 1090, 1199, 1460, 1606, 1892, 2180, 2365, 2398, 3139, 3212, 4015, 4687, 4730, 4796, 5995, 6278, 7957, 8030, 9374, 9460, 11990, 12556, 15695, 15914, 16060, 18748, 23435, 23980, 31390, 31828, 34529, 39785, 46870, 51557, 62780, 69058, 79570, 87527, 93740, 103114, 138116, 159140, 172645, 175054, 206228, 257785, 342151, 345290, 350108, 437635, 515570, 684302, 690580, 875270, 1031140, 1368604, 1710755, 1750540, 3421510, 3763661, 6843020, 7527322, 15054644, 18818305, 37636610, 75273220]

約数ペア:

[(1, 75273220), (2, 37636610), (4, 18818305), (5, 15054644), (10, 7527322), (11, 6843020), (20, 3763661), (22, 3421510), (43, 1750540), (44, 1710755), (55, 1368604), (73, 1031140), (86, 875270), (109, 690580), (110, 684302), (146, 515570), (172, 437635), (215, 350108), (218, 345290), (220, 342151), (292, 257785), (365, 206228), (430, 175054), (436, 172645), (473, 159140), (545, 138116), (730, 103114), (803, 93740), (860, 87527), (946, 79570), (1090, 69058), (1199, 62780), (1460, 51557), (1606, 46870), (1892, 39785), (2180, 34529), (2365, 31828), (2398, 31390), (3139, 23980), (3212, 23435), (4015, 18748), (4687, 16060), (4730, 15914), (4796, 15695), (5995, 12556), (6278, 11990), (7957, 9460), (8030, 9374)]