157252760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{80231}}^1$

素因数の和:80256

約数の個数: 48

約数和(自身を含む): 411590160

約数和(自身を除く): 254337400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 80231, 160462, 320924, 401155, 561617, 641848, 802310, 1123234, 1604620, 2246468, 2808085, 3209240, 3931319, 4492936, 5616170, 7862638, 11232340, 15725276, 19656595, 22464680, 31450552, 39313190, 78626380, 157252760]

約数ペア:

[(1, 157252760), (2, 78626380), (4, 39313190), (5, 31450552), (7, 22464680), (8, 19656595), (10, 15725276), (14, 11232340), (20, 7862638), (28, 5616170), (35, 4492936), (40, 3931319), (49, 3209240), (56, 2808085), (70, 2246468), (98, 1604620), (140, 1123234), (196, 802310), (245, 641848), (280, 561617), (392, 401155), (490, 320924), (980, 160462), (1960, 80231)]