61354980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7927}}^1$

素因数の和:7985

約数の個数: 72

約数和(自身を含む): 190462272

約数和(自身を除く): 129107292

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, 7927, 15854, 23781, 31708, 39635, 47562, 71343, 79270, 95124, 118905, 142686, 158540, 237810, 285372, 340861, 356715, 475620, 681722, 713430, 1022583, 1363444, 1426860, 1704305, 2045166, 3067749, 3408610, 4090332, 5112915, 6135498, 6817220, 10225830, 12270996, 15338745, 20451660, 30677490, 61354980]

約数ペア:

[(1, 61354980), (2, 30677490), (3, 20451660), (4, 15338745), (5, 12270996), (6, 10225830), (9, 6817220), (10, 6135498), (12, 5112915), (15, 4090332), (18, 3408610), (20, 3067749), (30, 2045166), (36, 1704305), (43, 1426860), (45, 1363444), (60, 1022583), (86, 713430), (90, 681722), (129, 475620), (172, 356715), (180, 340861), (215, 285372), (258, 237810), (387, 158540), (430, 142686), (516, 118905), (645, 95124), (774, 79270), (860, 71343), (1290, 47562), (1548, 39635), (1935, 31708), (2580, 23781), (3870, 15854), (7740, 7927)]