128485260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{713807}}^1$

素因数の和:713822

約数の個数: 36

約数和(自身を含む): 389739168

約数和(自身を除く): 261253908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 713807, 1427614, 2141421, 2855228, 3569035, 4282842, 6424263, 7138070, 8565684, 10707105, 12848526, 14276140, 21414210, 25697052, 32121315, 42828420, 64242630, 128485260]

約数ペア:

[(1, 128485260), (2, 64242630), (3, 42828420), (4, 32121315), (5, 25697052), (6, 21414210), (9, 14276140), (10, 12848526), (12, 10707105), (15, 8565684), (18, 7138070), (20, 6424263), (30, 4282842), (36, 3569035), (45, 2855228), (60, 2141421), (90, 1427614), (180, 713807)]