87969060

素因数分解:

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

素因数の和:488732

約数の個数: 36

約数和(自身を含む): 266840028

約数和(自身を除く): 178870968

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488717, 977434, 1466151, 1954868, 2443585, 2932302, 4398453, 4887170, 5864604, 7330755, 8796906, 9774340, 14661510, 17593812, 21992265, 29323020, 43984530, 87969060]

約数ペア:

[(1, 87969060), (2, 43984530), (3, 29323020), (4, 21992265), (5, 17593812), (6, 14661510), (9, 9774340), (10, 8796906), (12, 7330755), (15, 5864604), (18, 4887170), (20, 4398453), (30, 2932302), (36, 2443585), (45, 1954868), (60, 1466151), (90, 977434), (180, 488717)]