180978120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{502717}}^1$

素因数の和:502734

約数の個数: 48

約数和(自身を含む): 588180060

約数和(自身を除く): 407201940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 502717, 1005434, 1508151, 2010868, 2513585, 3016302, 4021736, 4524453, 5027170, 6032604, 7540755, 9048906, 10054340, 12065208, 15081510, 18097812, 20108680, 22622265, 30163020, 36195624, 45244530, 60326040, 90489060, 180978120]

約数ペア:

[(1, 180978120), (2, 90489060), (3, 60326040), (4, 45244530), (5, 36195624), (6, 30163020), (8, 22622265), (9, 20108680), (10, 18097812), (12, 15081510), (15, 12065208), (18, 10054340), (20, 9048906), (24, 7540755), (30, 6032604), (36, 5027170), (40, 4524453), (45, 4021736), (60, 3016302), (72, 2513585), (90, 2010868), (120, 1508151), (180, 1005434), (360, 502717)]