187353420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7417}}^1$

素因数の和:7850

約数の個数: 48

約数和(自身を含む): 525906528

約数和(自身を除く): 338553108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 7417, 8420, 12630, 14834, 22251, 25260, 29668, 37085, 44502, 74170, 89004, 111255, 148340, 222510, 445020, 3122557, 6245114, 9367671, 12490228, 15612785, 18735342, 31225570, 37470684, 46838355, 62451140, 93676710, 187353420]

約数ペア:

[(1, 187353420), (2, 93676710), (3, 62451140), (4, 46838355), (5, 37470684), (6, 31225570), (10, 18735342), (12, 15612785), (15, 12490228), (20, 9367671), (30, 6245114), (60, 3122557), (421, 445020), (842, 222510), (1263, 148340), (1684, 111255), (2105, 89004), (2526, 74170), (4210, 44502), (5052, 37085), (6315, 29668), (7417, 25260), (8420, 22251), (12630, 14834)]