20161246860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{773}}^1\times {\mathrm{144899}}^1$

素因数の和:145687

約数の個数: 72

約数和(自身を含む): 61235319600

約数和(自身を除く): 41074072740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 773, 1546, 2319, 3092, 3865, 4638, 6957, 7730, 9276, 11595, 13914, 15460, 23190, 27828, 34785, 46380, 69570, 139140, 144899, 289798, 434697, 579596, 724495, 869394, 1304091, 1448990, 1738788, 2173485, 2608182, 2897980, 4346970, 5216364, 6520455, 8693940, 13040910, 26081820, 112006927, 224013854, 336020781, 448027708, 560034635, 672041562, 1008062343, 1120069270, 1344083124, 1680103905, 2016124686, 2240138540, 3360207810, 4032249372, 5040311715, 6720415620, 10080623430, 20161246860]

約数ペア:

[(1, 20161246860), (2, 10080623430), (3, 6720415620), (4, 5040311715), (5, 4032249372), (6, 3360207810), (9, 2240138540), (10, 2016124686), (12, 1680103905), (15, 1344083124), (18, 1120069270), (20, 1008062343), (30, 672041562), (36, 560034635), (45, 448027708), (60, 336020781), (90, 224013854), (180, 112006927), (773, 26081820), (1546, 13040910), (2319, 8693940), (3092, 6520455), (3865, 5216364), (4638, 4346970), (6957, 2897980), (7730, 2608182), (9276, 2173485), (11595, 1738788), (13914, 1448990), (15460, 1304091), (23190, 869394), (27828, 724495), (34785, 579596), (46380, 434697), (69570, 289798), (139140, 144899)]