318432160

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28031}}^1$

素因数の和:28117

約数の個数: 48

約数和(自身を含む): 762918912

約数和(自身を除く): 444486752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 28031, 56062, 112124, 140155, 224248, 280310, 448496, 560620, 896992, 1121240, 1990201, 2242480, 3980402, 4484960, 7960804, 9951005, 15921608, 19902010, 31843216, 39804020, 63686432, 79608040, 159216080, 318432160]

約数ペア:

[(1, 318432160), (2, 159216080), (4, 79608040), (5, 63686432), (8, 39804020), (10, 31843216), (16, 19902010), (20, 15921608), (32, 9951005), (40, 7960804), (71, 4484960), (80, 3980402), (142, 2242480), (160, 1990201), (284, 1121240), (355, 896992), (568, 560620), (710, 448496), (1136, 280310), (1420, 224248), (2272, 140155), (2840, 112124), (5680, 56062), (11360, 28031)]