201871980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{373837}}^1$

素因数の和:373855

約数の個数: 48

約数和(自身を含む): 628047840

約数和(自身を除く): 426175860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 373837, 747674, 1121511, 1495348, 1869185, 2243022, 3364533, 3738370, 4486044, 5607555, 6729066, 7476740, 10093599, 11215110, 13458132, 16822665, 20187198, 22430220, 33645330, 40374396, 50467995, 67290660, 100935990, 201871980]

約数ペア:

[(1, 201871980), (2, 100935990), (3, 67290660), (4, 50467995), (5, 40374396), (6, 33645330), (9, 22430220), (10, 20187198), (12, 16822665), (15, 13458132), (18, 11215110), (20, 10093599), (27, 7476740), (30, 6729066), (36, 5607555), (45, 4486044), (54, 3738370), (60, 3364533), (90, 2243022), (108, 1869185), (135, 1495348), (180, 1121511), (270, 747674), (540, 373837)]