221406360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1151}}^1$

素因数の和:1401

約数の個数: 128

約数和(自身を含む): 763084800

約数和(自身を除く): 541678440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 840, 916, 1145, 1151, 1374, 1603, 1832, 2290, 2302, 2748, 3206, 3435, 3453, 4580, 4604, 4809, 5496, 5755, 6412, 6870, 6906, 8015, 8057, 9160, 9208, 9618, 11510, 12824, 13740, 13812, 16030, 16114, 17265, 19236, 23020, 24045, 24171, 27480, 27624, 32060, 32228, 34530, 38472, 40285, 46040, 48090, 48342, 64120, 64456, 69060, 80570, 96180, 96684, 120855, 138120, 161140, 192360, 193368, 241710, 263579, 322280, 483420, 527158, 790737, 966840, 1054316, 1317895, 1581474, 1845053, 2108632, 2635790, 3162948, 3690106, 3953685, 5271580, 5535159, 6325896, 7380212, 7907370, 9225265, 10543160, 11070318, 14760424, 15814740, 18450530, 22140636, 27675795, 31629480, 36901060, 44281272, 55351590, 73802120, 110703180, 221406360]

約数ペア:

[(1, 221406360), (2, 110703180), (3, 73802120), (4, 55351590), (5, 44281272), (6, 36901060), (7, 31629480), (8, 27675795), (10, 22140636), (12, 18450530), (14, 15814740), (15, 14760424), (20, 11070318), (21, 10543160), (24, 9225265), (28, 7907370), (30, 7380212), (35, 6325896), (40, 5535159), (42, 5271580), (56, 3953685), (60, 3690106), (70, 3162948), (84, 2635790), (105, 2108632), (120, 1845053), (140, 1581474), (168, 1317895), (210, 1054316), (229, 966840), (280, 790737), (420, 527158), (458, 483420), (687, 322280), (840, 263579), (916, 241710), (1145, 193368), (1151, 192360), (1374, 161140), (1603, 138120), (1832, 120855), (2290, 96684), (2302, 96180), (2748, 80570), (3206, 69060), (3435, 64456), (3453, 64120), (4580, 48342), (4604, 48090), (4809, 46040), (5496, 40285), (5755, 38472), (6412, 34530), (6870, 32228), (6906, 32060), (8015, 27624), (8057, 27480), (9160, 24171), (9208, 24045), (9618, 23020), (11510, 19236), (12824, 17265), (13740, 16114), (13812, 16030)]