128581620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2143027}}^1$

素因数の和:2143039

約数の個数: 24

約数和(自身を含む): 360028704

約数和(自身を除く): 231447084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2143027, 4286054, 6429081, 8572108, 10715135, 12858162, 21430270, 25716324, 32145405, 42860540, 64290810, 128581620]

約数ペア:

[(1, 128581620), (2, 64290810), (3, 42860540), (4, 32145405), (5, 25716324), (6, 21430270), (10, 12858162), (12, 10715135), (15, 8572108), (20, 6429081), (30, 4286054), (60, 2143027)]