315058520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1125209}}^1$

素因数の和:1125227

約数の個数: 32

約数和(自身を含む): 810151200

約数和(自身を除く): 495092680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1125209, 2250418, 4500836, 5626045, 7876463, 9001672, 11252090, 15752926, 22504180, 31505852, 39382315, 45008360, 63011704, 78764630, 157529260, 315058520]

約数ペア:

[(1, 315058520), (2, 157529260), (4, 78764630), (5, 63011704), (7, 45008360), (8, 39382315), (10, 31505852), (14, 22504180), (20, 15752926), (28, 11252090), (35, 9001672), (40, 7876463), (56, 5626045), (70, 4500836), (140, 2250418), (280, 1125209)]