217797660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{134443}}^1$

素因数の和:134464

約数の個数: 60

約数和(自身を含む): 683244408

約数和(自身を除く): 465446748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 134443, 268886, 403329, 537772, 672215, 806658, 1209987, 1344430, 1613316, 2016645, 2419974, 2688860, 3629961, 4033290, 4839948, 6049935, 7259922, 8066580, 10889883, 12099870, 14519844, 18149805, 21779766, 24199740, 36299610, 43559532, 54449415, 72599220, 108898830, 217797660]

約数ペア:

[(1, 217797660), (2, 108898830), (3, 72599220), (4, 54449415), (5, 43559532), (6, 36299610), (9, 24199740), (10, 21779766), (12, 18149805), (15, 14519844), (18, 12099870), (20, 10889883), (27, 8066580), (30, 7259922), (36, 6049935), (45, 4839948), (54, 4033290), (60, 3629961), (81, 2688860), (90, 2419974), (108, 2016645), (135, 1613316), (162, 1344430), (180, 1209987), (270, 806658), (324, 672215), (405, 537772), (540, 403329), (810, 268886), (1620, 134443)]