129851120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{231877}}^1$

素因数の和:231897

約数の個数: 40

約数和(自身を含む): 345034464

約数和(自身を除く): 215183344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 231877, 463754, 927508, 1159385, 1623139, 1855016, 2318770, 3246278, 3710032, 4637540, 6492556, 8115695, 9275080, 12985112, 16231390, 18550160, 25970224, 32462780, 64925560, 129851120]

約数ペア:

[(1, 129851120), (2, 64925560), (4, 32462780), (5, 25970224), (7, 18550160), (8, 16231390), (10, 12985112), (14, 9275080), (16, 8115695), (20, 6492556), (28, 4637540), (35, 3710032), (40, 3246278), (56, 2318770), (70, 1855016), (80, 1623139), (112, 1159385), (140, 927508), (280, 463754), (560, 231877)]