271550180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{4271}}^1$

素因数の和:4325

約数の個数: 72

約数和(自身を含む): 660998016

約数和(自身を除く): 389447836

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 4271, 5780, 6358, 8542, 12716, 15895, 17084, 21355, 31790, 42710, 46981, 63580, 72607, 85420, 93962, 145214, 187924, 234905, 290428, 363035, 469810, 726070, 798677, 939620, 1234319, 1452140, 1597354, 2468638, 3194708, 3993385, 4937276, 6171595, 7986770, 12343190, 13577509, 15973540, 24686380, 27155018, 54310036, 67887545, 135775090, 271550180]

約数ペア:

[(1, 271550180), (2, 135775090), (4, 67887545), (5, 54310036), (10, 27155018), (11, 24686380), (17, 15973540), (20, 13577509), (22, 12343190), (34, 7986770), (44, 6171595), (55, 4937276), (68, 3993385), (85, 3194708), (110, 2468638), (170, 1597354), (187, 1452140), (220, 1234319), (289, 939620), (340, 798677), (374, 726070), (578, 469810), (748, 363035), (935, 290428), (1156, 234905), (1445, 187924), (1870, 145214), (2890, 93962), (3179, 85420), (3740, 72607), (4271, 63580), (5780, 46981), (6358, 42710), (8542, 31790), (12716, 21355), (15895, 17084)]