119968740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{666493}}^1$

素因数の和:666508

約数の個数: 36

約数和(自身を含む): 363905724

約数和(自身を除く): 243936984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 666493, 1332986, 1999479, 2665972, 3332465, 3998958, 5998437, 6664930, 7997916, 9997395, 11996874, 13329860, 19994790, 23993748, 29992185, 39989580, 59984370, 119968740]

約数ペア:

[(1, 119968740), (2, 59984370), (3, 39989580), (4, 29992185), (5, 23993748), (6, 19994790), (9, 13329860), (10, 11996874), (12, 9997395), (15, 7997916), (18, 6664930), (20, 5998437), (30, 3998958), (36, 3332465), (45, 2665972), (60, 1999479), (90, 1332986), (180, 666493)]