61957320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{991}}^1$

素因数の和:1526

約数の個数: 64

約数和(自身を含む): 186416640

約数和(自身を除く): 124459320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 991, 1042, 1563, 1982, 2084, 2605, 2973, 3126, 3964, 4168, 4955, 5210, 5946, 6252, 7815, 7928, 9910, 10420, 11892, 12504, 14865, 15630, 19820, 20840, 23784, 29730, 31260, 39640, 59460, 62520, 118920, 516311, 1032622, 1548933, 2065244, 2581555, 3097866, 4130488, 5163110, 6195732, 7744665, 10326220, 12391464, 15489330, 20652440, 30978660, 61957320]

約数ペア:

[(1, 61957320), (2, 30978660), (3, 20652440), (4, 15489330), (5, 12391464), (6, 10326220), (8, 7744665), (10, 6195732), (12, 5163110), (15, 4130488), (20, 3097866), (24, 2581555), (30, 2065244), (40, 1548933), (60, 1032622), (120, 516311), (521, 118920), (991, 62520), (1042, 59460), (1563, 39640), (1982, 31260), (2084, 29730), (2605, 23784), (2973, 20840), (3126, 19820), (3964, 15630), (4168, 14865), (4955, 12504), (5210, 11892), (5946, 10420), (6252, 9910), (7815, 7928)]