128791380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2146523}}^1$

素因数の和:2146535

約数の個数: 24

約数和(自身を含む): 360616032

約数和(自身を除く): 231824652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2146523, 4293046, 6439569, 8586092, 10732615, 12879138, 21465230, 25758276, 32197845, 42930460, 64395690, 128791380]

約数ペア:

[(1, 128791380), (2, 64395690), (3, 42930460), (4, 32197845), (5, 25758276), (6, 21465230), (10, 12879138), (12, 10732615), (15, 8586092), (20, 6439569), (30, 4293046), (60, 2146523)]