168228940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 421521408

約数和(自身を除く): 253292468

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 44, 55, 62, 68, 85, 110, 124, 155, 170, 187, 220, 310, 340, 341, 374, 527, 620, 682, 748, 935, 1054, 1364, 1451, 1705, 1870, 2108, 2635, 2902, 3410, 3740, 5270, 5797, 5804, 6820, 7255, 10540, 11594, 14510, 15961, 23188, 24667, 28985, 29020, 31922, 44981, 49334, 57970, 63844, 79805, 89962, 98668, 115940, 123335, 159610, 179924, 224905, 246670, 271337, 319220, 449810, 493340, 494791, 542674, 764677, 899620, 989582, 1085348, 1356685, 1529354, 1979164, 2473955, 2713370, 3058708, 3823385, 4947910, 5426740, 7646770, 8411447, 9895820, 15293540, 16822894, 33645788, 42057235, 84114470, 168228940]

約数ペア:

[(1, 168228940), (2, 84114470), (4, 42057235), (5, 33645788), (10, 16822894), (11, 15293540), (17, 9895820), (20, 8411447), (22, 7646770), (31, 5426740), (34, 4947910), (44, 3823385), (55, 3058708), (62, 2713370), (68, 2473955), (85, 1979164), (110, 1529354), (124, 1356685), (155, 1085348), (170, 989582), (187, 899620), (220, 764677), (310, 542674), (340, 494791), (341, 493340), (374, 449810), (527, 319220), (620, 271337), (682, 246670), (748, 224905), (935, 179924), (1054, 159610), (1364, 123335), (1451, 115940), (1705, 98668), (1870, 89962), (2108, 79805), (2635, 63844), (2902, 57970), (3410, 49334), (3740, 44981), (5270, 31922), (5797, 29020), (5804, 28985), (6820, 24667), (7255, 23188), (10540, 15961), (11594, 14510)]