164754960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{686479}}^1$

素因数の和:686495

約数の個数: 40

約数和(自身を含む): 510741120

約数和(自身を除く): 345986160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 686479, 1372958, 2059437, 2745916, 3432395, 4118874, 5491832, 6864790, 8237748, 10297185, 10983664, 13729580, 16475496, 20594370, 27459160, 32950992, 41188740, 54918320, 82377480, 164754960]

約数ペア:

[(1, 164754960), (2, 82377480), (3, 54918320), (4, 41188740), (5, 32950992), (6, 27459160), (8, 20594370), (10, 16475496), (12, 13729580), (15, 10983664), (16, 10297185), (20, 8237748), (24, 6864790), (30, 5491832), (40, 4118874), (48, 3432395), (60, 2745916), (80, 2059437), (120, 1372958), (240, 686479)]