68520640

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{919}}^1$

素因数の和:1169

約数の個数: 56

約数和(自身を含む): 164043360

約数和(自身を除く): 95522720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 466, 919, 932, 1165, 1838, 1864, 2330, 3676, 3728, 4595, 4660, 7352, 7456, 9190, 9320, 14704, 14912, 18380, 18640, 29408, 36760, 37280, 58816, 73520, 74560, 147040, 214127, 294080, 428254, 856508, 1070635, 1713016, 2141270, 3426032, 4282540, 6852064, 8565080, 13704128, 17130160, 34260320, 68520640]

約数ペア:

[(1, 68520640), (2, 34260320), (4, 17130160), (5, 13704128), (8, 8565080), (10, 6852064), (16, 4282540), (20, 3426032), (32, 2141270), (40, 1713016), (64, 1070635), (80, 856508), (160, 428254), (233, 294080), (320, 214127), (466, 147040), (919, 74560), (932, 73520), (1165, 58816), (1838, 37280), (1864, 36760), (2330, 29408), (3676, 18640), (3728, 18380), (4595, 14912), (4660, 14704), (7352, 9320), (7456, 9190)]