318652180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{206917}}^1$

素因数の和:206944

約数の個数: 48

約数和(自身を含む): 834293376

約数和(自身を除く): 515641196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 206917, 413834, 827668, 1034585, 1448419, 2069170, 2276087, 2896838, 4138340, 4552174, 5793676, 7242095, 9104348, 11380435, 14484190, 15932609, 22760870, 28968380, 31865218, 45521740, 63730436, 79663045, 159326090, 318652180]

約数ペア:

[(1, 318652180), (2, 159326090), (4, 79663045), (5, 63730436), (7, 45521740), (10, 31865218), (11, 28968380), (14, 22760870), (20, 15932609), (22, 14484190), (28, 11380435), (35, 9104348), (44, 7242095), (55, 5793676), (70, 4552174), (77, 4138340), (110, 2896838), (140, 2276087), (154, 2069170), (220, 1448419), (308, 1034585), (385, 827668), (770, 413834), (1540, 206917)]