215560640

素因数分解:

$2^6\times 5^1\times {\mathrm{733}}^1\times {\mathrm{919}}^1$

素因数の和:1669

約数の個数: 56

約数和(自身を含む): 514563360

約数和(自身を除く): 299002720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 733, 919, 1466, 1838, 2932, 3665, 3676, 4595, 5864, 7330, 7352, 9190, 11728, 14660, 14704, 18380, 23456, 29320, 29408, 36760, 46912, 58640, 58816, 73520, 117280, 147040, 234560, 294080, 673627, 1347254, 2694508, 3368135, 5389016, 6736270, 10778032, 13472540, 21556064, 26945080, 43112128, 53890160, 107780320, 215560640]

約数ペア:

[(1, 215560640), (2, 107780320), (4, 53890160), (5, 43112128), (8, 26945080), (10, 21556064), (16, 13472540), (20, 10778032), (32, 6736270), (40, 5389016), (64, 3368135), (80, 2694508), (160, 1347254), (320, 673627), (733, 294080), (919, 234560), (1466, 147040), (1838, 117280), (2932, 73520), (3665, 58816), (3676, 58640), (4595, 46912), (5864, 36760), (7330, 29408), (7352, 29320), (9190, 23456), (11728, 18380), (14660, 14704)]