206555280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{860647}}^1$

素因数の和:860663

約数の個数: 40

約数和(自身を含む): 640322112

約数和(自身を除く): 433766832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 860647, 1721294, 2581941, 3442588, 4303235, 5163882, 6885176, 8606470, 10327764, 12909705, 13770352, 17212940, 20655528, 25819410, 34425880, 41311056, 51638820, 68851760, 103277640, 206555280]

約数ペア:

[(1, 206555280), (2, 103277640), (3, 68851760), (4, 51638820), (5, 41311056), (6, 34425880), (8, 25819410), (10, 20655528), (12, 17212940), (15, 13770352), (16, 12909705), (20, 10327764), (24, 8606470), (30, 6885176), (40, 5163882), (48, 4303235), (60, 3442588), (80, 2581941), (120, 1721294), (240, 860647)]