213464720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4283}}^1$

素因数の和:4392

約数の個数: 80

約数和(自身を含む): 573713280

約数和(自身を除く): 360248560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 3115, 3560, 4283, 4984, 6230, 7120, 8566, 9968, 12460, 17132, 21415, 24920, 29981, 34264, 42830, 49840, 59962, 68528, 85660, 119924, 149905, 171320, 239848, 299810, 342640, 381187, 479696, 599620, 762374, 1199240, 1524748, 1905935, 2398480, 2668309, 3049496, 3811870, 5336618, 6098992, 7623740, 10673236, 13341545, 15247480, 21346472, 26683090, 30494960, 42692944, 53366180, 106732360, 213464720]

約数ペア:

[(1, 213464720), (2, 106732360), (4, 53366180), (5, 42692944), (7, 30494960), (8, 26683090), (10, 21346472), (14, 15247480), (16, 13341545), (20, 10673236), (28, 7623740), (35, 6098992), (40, 5336618), (56, 3811870), (70, 3049496), (80, 2668309), (89, 2398480), (112, 1905935), (140, 1524748), (178, 1199240), (280, 762374), (356, 599620), (445, 479696), (560, 381187), (623, 342640), (712, 299810), (890, 239848), (1246, 171320), (1424, 149905), (1780, 119924), (2492, 85660), (3115, 68528), (3560, 59962), (4283, 49840), (4984, 42830), (6230, 34264), (7120, 29981), (8566, 24920), (9968, 21415), (12460, 17132)]