128528700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{428429}}^1$

素因数の和:428446

約数の個数: 36

約数和(自身を含む): 371877240

約数和(自身を除く): 243348540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 428429, 856858, 1285287, 1713716, 2142145, 2570574, 4284290, 5141148, 6426435, 8568580, 10710725, 12852870, 21421450, 25705740, 32132175, 42842900, 64264350, 128528700]

約数ペア:

[(1, 128528700), (2, 64264350), (3, 42842900), (4, 32132175), (5, 25705740), (6, 21421450), (10, 12852870), (12, 10710725), (15, 8568580), (20, 6426435), (25, 5141148), (30, 4284290), (50, 2570574), (60, 2142145), (75, 1713716), (100, 1285287), (150, 856858), (300, 428429)]