128304840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1069207}}^1$

素因数の和:1069221

約数の個数: 32

約数和(自身を含む): 384914880

約数和(自身を除く): 256610040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1069207, 2138414, 3207621, 4276828, 5346035, 6415242, 8553656, 10692070, 12830484, 16038105, 21384140, 25660968, 32076210, 42768280, 64152420, 128304840]

約数ペア:

[(1, 128304840), (2, 64152420), (3, 42768280), (4, 32076210), (5, 25660968), (6, 21384140), (8, 16038105), (10, 12830484), (12, 10692070), (15, 8553656), (20, 6415242), (24, 5346035), (30, 4276828), (40, 3207621), (60, 2138414), (120, 1069207)]