310787620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 772490880

約数和(自身を除く): 461703260

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 643, 676, 715, 845, 1286, 1430, 1690, 1859, 2197, 2572, 2860, 3215, 3380, 3718, 4394, 6430, 7073, 7436, 8359, 8788, 9295, 10985, 12860, 14146, 16718, 18590, 21970, 24167, 28292, 33436, 35365, 37180, 41795, 43940, 48334, 70730, 83590, 91949, 96668, 108667, 120835, 141460, 167180, 183898, 217334, 241670, 367796, 434668, 459745, 483340, 543335, 919490, 1086670, 1195337, 1412671, 1838980, 2173340, 2390674, 2825342, 4781348, 5650684, 5976685, 7063355, 11953370, 14126710, 15539381, 23906740, 28253420, 31078762, 62157524, 77696905, 155393810, 310787620]

約数ペア:

[(1, 310787620), (2, 155393810), (4, 77696905), (5, 62157524), (10, 31078762), (11, 28253420), (13, 23906740), (20, 15539381), (22, 14126710), (26, 11953370), (44, 7063355), (52, 5976685), (55, 5650684), (65, 4781348), (110, 2825342), (130, 2390674), (143, 2173340), (169, 1838980), (220, 1412671), (260, 1195337), (286, 1086670), (338, 919490), (572, 543335), (643, 483340), (676, 459745), (715, 434668), (845, 367796), (1286, 241670), (1430, 217334), (1690, 183898), (1859, 167180), (2197, 141460), (2572, 120835), (2860, 108667), (3215, 96668), (3380, 91949), (3718, 83590), (4394, 70730), (6430, 48334), (7073, 43940), (7436, 41795), (8359, 37180), (8788, 35365), (9295, 33436), (10985, 28292), (12860, 24167), (14146, 21970), (16718, 18590)]