251911110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2393}}^1$

素因数の和:2454

約数の個数: 96

約数和(自身を含む): 687748320

約数和(自身を除く): 435837210

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 121, 145, 165, 174, 242, 290, 319, 330, 363, 435, 605, 638, 726, 870, 957, 1210, 1595, 1815, 1914, 2393, 3190, 3509, 3630, 4785, 4786, 7018, 7179, 9570, 10527, 11965, 14358, 17545, 21054, 23930, 26323, 35090, 35895, 52635, 52646, 69397, 71790, 78969, 105270, 131615, 138794, 157938, 208191, 263230, 289553, 346985, 394845, 416382, 579106, 693970, 763367, 789690, 868659, 1040955, 1447765, 1526734, 1737318, 2081910, 2290101, 2895530, 3816835, 4343295, 4580202, 7633670, 8397037, 8686590, 11450505, 16794074, 22901010, 25191111, 41985185, 50382222, 83970370, 125955555, 251911110]

約数ペア:

[(1, 251911110), (2, 125955555), (3, 83970370), (5, 50382222), (6, 41985185), (10, 25191111), (11, 22901010), (15, 16794074), (22, 11450505), (29, 8686590), (30, 8397037), (33, 7633670), (55, 4580202), (58, 4343295), (66, 3816835), (87, 2895530), (110, 2290101), (121, 2081910), (145, 1737318), (165, 1526734), (174, 1447765), (242, 1040955), (290, 868659), (319, 789690), (330, 763367), (363, 693970), (435, 579106), (605, 416382), (638, 394845), (726, 346985), (870, 289553), (957, 263230), (1210, 208191), (1595, 157938), (1815, 138794), (1914, 131615), (2393, 105270), (3190, 78969), (3509, 71790), (3630, 69397), (4785, 52646), (4786, 52635), (7018, 35895), (7179, 35090), (9570, 26323), (10527, 23930), (11965, 21054), (14358, 17545)]