51710220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{287279}}^1$

素因数の和:287294

約数の個数: 36

約数和(自身を含む): 156854880

約数和(自身を除く): 105144660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 287279, 574558, 861837, 1149116, 1436395, 1723674, 2585511, 2872790, 3447348, 4309185, 5171022, 5745580, 8618370, 10342044, 12927555, 17236740, 25855110, 51710220]

約数ペア:

[(1, 51710220), (2, 25855110), (3, 17236740), (4, 12927555), (5, 10342044), (6, 8618370), (9, 5745580), (10, 5171022), (12, 4309185), (15, 3447348), (18, 2872790), (20, 2585511), (30, 1723674), (36, 1436395), (45, 1149116), (60, 861837), (90, 574558), (180, 287279)]