166739720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6691}}^1$

素因数の和:6798

約数の個数: 64

約数和(自身を含む): 433641600

約数和(自身を除く): 266901880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 6691, 12460, 13382, 24920, 26764, 33455, 46837, 53528, 66910, 93674, 133820, 187348, 234185, 267640, 374696, 468370, 595499, 936740, 1190998, 1873480, 2381996, 2977495, 4168493, 4763992, 5954990, 8336986, 11909980, 16673972, 20842465, 23819960, 33347944, 41684930, 83369860, 166739720]

約数ペア:

[(1, 166739720), (2, 83369860), (4, 41684930), (5, 33347944), (7, 23819960), (8, 20842465), (10, 16673972), (14, 11909980), (20, 8336986), (28, 5954990), (35, 4763992), (40, 4168493), (56, 2977495), (70, 2381996), (89, 1873480), (140, 1190998), (178, 936740), (280, 595499), (356, 468370), (445, 374696), (623, 267640), (712, 234185), (890, 187348), (1246, 133820), (1780, 93674), (2492, 66910), (3115, 53528), (3560, 46837), (4984, 33455), (6230, 26764), (6691, 24920), (12460, 13382)]