320470276

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{90121}}^1$

素因数の和:90259

約数の個数: 24

約数和(自身を含む): 645994496

約数和(自身を除く): 325524220

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 90121, 180242, 360484, 630847, 1261694, 2523388, 11445367, 22890734, 45781468, 80117569, 160235138, 320470276]

約数ペア:

[(1, 320470276), (2, 160235138), (4, 80117569), (7, 45781468), (14, 22890734), (28, 11445367), (127, 2523388), (254, 1261694), (508, 630847), (889, 360484), (1778, 180242), (3556, 90121)]