263907180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{488717}}^1$

素因数の和:488735

約数の個数: 48

約数和(自身を含む): 821046240

約数和(自身を除く): 557139060

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, 488717, 977434, 1466151, 1954868, 2443585, 2932302, 4398453, 4887170, 5864604, 7330755, 8796906, 9774340, 13195359, 14661510, 17593812, 21992265, 26390718, 29323020, 43984530, 52781436, 65976795, 87969060, 131953590, 263907180]

約数ペア:

[(1, 263907180), (2, 131953590), (3, 87969060), (4, 65976795), (5, 52781436), (6, 43984530), (9, 29323020), (10, 26390718), (12, 21992265), (15, 17593812), (18, 14661510), (20, 13195359), (27, 9774340), (30, 8796906), (36, 7330755), (45, 5864604), (54, 4887170), (60, 4398453), (90, 2932302), (108, 2443585), (135, 1954868), (180, 1466151), (270, 977434), (540, 488717)]