248771640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159469}}^1$

素因数の和:159496

約数の個数: 64

約数和(自身を含む): 803728800

約数和(自身を除く): 554957160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 159469, 318938, 478407, 637876, 797345, 956814, 1275752, 1594690, 1913628, 2073097, 2392035, 3189380, 3827256, 4146194, 4784070, 6219291, 6378760, 8292388, 9568140, 10365485, 12438582, 16584776, 19136280, 20730970, 24877164, 31096455, 41461940, 49754328, 62192910, 82923880, 124385820, 248771640]

約数ペア:

[(1, 248771640), (2, 124385820), (3, 82923880), (4, 62192910), (5, 49754328), (6, 41461940), (8, 31096455), (10, 24877164), (12, 20730970), (13, 19136280), (15, 16584776), (20, 12438582), (24, 10365485), (26, 9568140), (30, 8292388), (39, 6378760), (40, 6219291), (52, 4784070), (60, 4146194), (65, 3827256), (78, 3189380), (104, 2392035), (120, 2073097), (130, 1913628), (156, 1594690), (195, 1275752), (260, 956814), (312, 797345), (390, 637876), (520, 478407), (780, 318938), (1560, 159469)]