64115640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:997

約数の個数: 96

約数和(自身を含む): 209523600

約数和(自身を除く): 145407960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 241, 360, 482, 723, 739, 964, 1205, 1446, 1478, 1928, 2169, 2217, 2410, 2892, 2956, 3615, 3695, 4338, 4434, 4820, 5784, 5912, 6651, 7230, 7390, 8676, 8868, 9640, 10845, 11085, 13302, 14460, 14780, 17352, 17736, 21690, 22170, 26604, 28920, 29560, 33255, 43380, 44340, 53208, 66510, 86760, 88680, 133020, 178099, 266040, 356198, 534297, 712396, 890495, 1068594, 1424792, 1602891, 1780990, 2137188, 2671485, 3205782, 3561980, 4274376, 5342970, 6411564, 7123960, 8014455, 10685940, 12823128, 16028910, 21371880, 32057820, 64115640]

約数ペア:

[(1, 64115640), (2, 32057820), (3, 21371880), (4, 16028910), (5, 12823128), (6, 10685940), (8, 8014455), (9, 7123960), (10, 6411564), (12, 5342970), (15, 4274376), (18, 3561980), (20, 3205782), (24, 2671485), (30, 2137188), (36, 1780990), (40, 1602891), (45, 1424792), (60, 1068594), (72, 890495), (90, 712396), (120, 534297), (180, 356198), (241, 266040), (360, 178099), (482, 133020), (723, 88680), (739, 86760), (964, 66510), (1205, 53208), (1446, 44340), (1478, 43380), (1928, 33255), (2169, 29560), (2217, 28920), (2410, 26604), (2892, 22170), (2956, 21690), (3615, 17736), (3695, 17352), (4338, 14780), (4434, 14460), (4820, 13302), (5784, 11085), (5912, 10845), (6651, 9640), (7230, 8868), (7390, 8676)]