128415990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{4280533}}^1$

素因数の和:4280543

約数の個数: 16

約数和(自身を含む): 308198448

約数和(自身を除く): 179782458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 4280533, 8561066, 12841599, 21402665, 25683198, 42805330, 64207995, 128415990]

約数ペア:

[(1, 128415990), (2, 64207995), (3, 42805330), (5, 25683198), (6, 21402665), (10, 12841599), (15, 8561066), (30, 4280533)]