281508160

素因数分解:

$2^6\times 5^1\times {\mathrm{879713}}^1$

素因数の和:879730

約数の個数: 28

約数和(自身を含む): 670342068

約数和(自身を除く): 388833908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 879713, 1759426, 3518852, 4398565, 7037704, 8797130, 14075408, 17594260, 28150816, 35188520, 56301632, 70377040, 140754080, 281508160]

約数ペア:

[(1, 281508160), (2, 140754080), (4, 70377040), (5, 56301632), (8, 35188520), (10, 28150816), (16, 17594260), (20, 14075408), (32, 8797130), (40, 7037704), (64, 4398565), (80, 3518852), (160, 1759426), (320, 879713)]