144754960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{258491}}^1$

素因数の和:258511

約数の個数: 40

約数和(自身を含む): 384636096

約数和(自身を除く): 239881136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 258491, 516982, 1033964, 1292455, 1809437, 2067928, 2584910, 3618874, 4135856, 5169820, 7237748, 9047185, 10339640, 14475496, 18094370, 20679280, 28950992, 36188740, 72377480, 144754960]

約数ペア:

[(1, 144754960), (2, 72377480), (4, 36188740), (5, 28950992), (7, 20679280), (8, 18094370), (10, 14475496), (14, 10339640), (16, 9047185), (20, 7237748), (28, 5169820), (35, 4135856), (40, 3618874), (56, 2584910), (70, 2067928), (80, 1809437), (112, 1292455), (140, 1033964), (280, 516982), (560, 258491)]