15687480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{130729}}^1$

素因数の和:130743

約数の個数: 32

約数和(自身を含む): 47062800

約数和(自身を除く): 31375320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 130729, 261458, 392187, 522916, 653645, 784374, 1045832, 1307290, 1568748, 1960935, 2614580, 3137496, 3921870, 5229160, 7843740, 15687480]

約数ペア:

[(1, 15687480), (2, 7843740), (3, 5229160), (4, 3921870), (5, 3137496), (6, 2614580), (8, 1960935), (10, 1568748), (12, 1307290), (15, 1045832), (20, 784374), (24, 653645), (30, 522916), (40, 392187), (60, 261458), (120, 130729)]