74992860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9689}}^1$

素因数の和:9747

約数の個数: 72

約数和(自身を含む): 232792560

約数和(自身を除く): 157799700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 9689, 19378, 29067, 38756, 48445, 58134, 87201, 96890, 116268, 145335, 174402, 193780, 290670, 348804, 416627, 436005, 581340, 833254, 872010, 1249881, 1666508, 1744020, 2083135, 2499762, 3749643, 4166270, 4999524, 6249405, 7499286, 8332540, 12498810, 14998572, 18748215, 24997620, 37496430, 74992860]

約数ペア:

[(1, 74992860), (2, 37496430), (3, 24997620), (4, 18748215), (5, 14998572), (6, 12498810), (9, 8332540), (10, 7499286), (12, 6249405), (15, 4999524), (18, 4166270), (20, 3749643), (30, 2499762), (36, 2083135), (43, 1744020), (45, 1666508), (60, 1249881), (86, 872010), (90, 833254), (129, 581340), (172, 436005), (180, 416627), (215, 348804), (258, 290670), (387, 193780), (430, 174402), (516, 145335), (645, 116268), (774, 96890), (860, 87201), (1290, 58134), (1548, 48445), (1935, 38756), (2580, 29067), (3870, 19378), (7740, 9689)]