208617660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{386329}}^1$

素因数の和:386347

約数の個数: 48

約数和(自身を含む): 649034400

約数和(自身を除く): 440416740

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, 386329, 772658, 1158987, 1545316, 1931645, 2317974, 3476961, 3863290, 4635948, 5794935, 6953922, 7726580, 10430883, 11589870, 13907844, 17384805, 20861766, 23179740, 34769610, 41723532, 52154415, 69539220, 104308830, 208617660]

約数ペア:

[(1, 208617660), (2, 104308830), (3, 69539220), (4, 52154415), (5, 41723532), (6, 34769610), (9, 23179740), (10, 20861766), (12, 17384805), (15, 13907844), (18, 11589870), (20, 10430883), (27, 7726580), (30, 6953922), (36, 5794935), (45, 4635948), (54, 3863290), (60, 3476961), (90, 2317974), (108, 1931645), (135, 1545316), (180, 1158987), (270, 772658), (540, 386329)]