243420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4057}}^1$

素因数の和:4069

約数の個数: 24

約数和(自身を含む): 681744

約数和(自身を除く): 438324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4057, 8114, 12171, 16228, 20285, 24342, 40570, 48684, 60855, 81140, 121710, 243420]

約数ペア:

[(1, 243420), (2, 121710), (3, 81140), (4, 60855), (5, 48684), (6, 40570), (10, 24342), (12, 20285), (15, 16228), (20, 12171), (30, 8114), (60, 4057)]