231560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{827}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 596160

約数和(自身を除く): 364600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 827, 1654, 3308, 4135, 5789, 6616, 8270, 11578, 16540, 23156, 28945, 33080, 46312, 57890, 115780, 231560]

約数ペア:

[(1, 231560), (2, 115780), (4, 57890), (5, 46312), (7, 33080), (8, 28945), (10, 23156), (14, 16540), (20, 11578), (28, 8270), (35, 6616), (40, 5789), (56, 4135), (70, 3308), (140, 1654), (280, 827)]