174817620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13679}}^1$

素因数の和:13765

約数の個数: 72

約数和(自身を含む): 537788160

約数和(自身を除く): 362970540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13679, 27358, 41037, 54716, 68395, 82074, 123111, 136790, 164148, 205185, 246222, 273580, 410370, 492444, 615555, 820740, 971209, 1231110, 1942418, 2462220, 2913627, 3884836, 4856045, 5827254, 8740881, 9712090, 11654508, 14568135, 17481762, 19424180, 29136270, 34963524, 43704405, 58272540, 87408810, 174817620]

約数ペア:

[(1, 174817620), (2, 87408810), (3, 58272540), (4, 43704405), (5, 34963524), (6, 29136270), (9, 19424180), (10, 17481762), (12, 14568135), (15, 11654508), (18, 9712090), (20, 8740881), (30, 5827254), (36, 4856045), (45, 3884836), (60, 2913627), (71, 2462220), (90, 1942418), (142, 1231110), (180, 971209), (213, 820740), (284, 615555), (355, 492444), (426, 410370), (639, 273580), (710, 246222), (852, 205185), (1065, 164148), (1278, 136790), (1420, 123111), (2130, 82074), (2556, 68395), (3195, 54716), (4260, 41037), (6390, 27358), (12780, 13679)]