214628540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{10289}}^1$

素因数の和:10454

約数の個数: 48

約数和(自身を含む): 518616000

約数和(自身を除く): 303987460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10289, 10430, 20578, 20860, 41156, 51445, 72023, 102890, 144046, 205780, 288092, 360115, 720230, 1440460, 1533061, 3066122, 6132244, 7665305, 10731427, 15330610, 21462854, 30661220, 42925708, 53657135, 107314270, 214628540]

約数ペア:

[(1, 214628540), (2, 107314270), (4, 53657135), (5, 42925708), (7, 30661220), (10, 21462854), (14, 15330610), (20, 10731427), (28, 7665305), (35, 6132244), (70, 3066122), (140, 1533061), (149, 1440460), (298, 720230), (596, 360115), (745, 288092), (1043, 205780), (1490, 144046), (2086, 102890), (2980, 72023), (4172, 51445), (5215, 41156), (10289, 20860), (10430, 20578)]