268681530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{997}}^1$

素因数の和:1711

約数の個数: 64

約数和(自身を含む): 696140928

約数和(自身を除く): 427459398

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 691, 997, 1382, 1994, 2073, 2991, 3455, 4146, 4985, 5982, 6910, 8983, 9970, 10365, 12961, 14955, 17966, 20730, 25922, 26949, 29910, 38883, 44915, 53898, 64805, 77766, 89830, 129610, 134745, 194415, 269490, 388830, 688927, 1377854, 2066781, 3444635, 4133562, 6889270, 8956051, 10333905, 17912102, 20667810, 26868153, 44780255, 53736306, 89560510, 134340765, 268681530]

約数ペア:

[(1, 268681530), (2, 134340765), (3, 89560510), (5, 53736306), (6, 44780255), (10, 26868153), (13, 20667810), (15, 17912102), (26, 10333905), (30, 8956051), (39, 6889270), (65, 4133562), (78, 3444635), (130, 2066781), (195, 1377854), (390, 688927), (691, 388830), (997, 269490), (1382, 194415), (1994, 134745), (2073, 129610), (2991, 89830), (3455, 77766), (4146, 64805), (4985, 53898), (5982, 44915), (6910, 38883), (8983, 29910), (9970, 26949), (10365, 25922), (12961, 20730), (14955, 17966)]