18181080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{50503}}^1$

素因数の和:50520

約数の個数: 48

約数和(自身を含む): 59089680

約数和(自身を除く): 40908600

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, 50503, 101006, 151509, 202012, 252515, 303018, 404024, 454527, 505030, 606036, 757545, 909054, 1010060, 1212072, 1515090, 1818108, 2020120, 2272635, 3030180, 3636216, 4545270, 6060360, 9090540, 18181080]

約数ペア:

[(1, 18181080), (2, 9090540), (3, 6060360), (4, 4545270), (5, 3636216), (6, 3030180), (8, 2272635), (9, 2020120), (10, 1818108), (12, 1515090), (15, 1212072), (18, 1010060), (20, 909054), (24, 757545), (30, 606036), (36, 505030), (40, 454527), (45, 404024), (60, 303018), (72, 252515), (90, 202012), (120, 151509), (180, 101006), (360, 50503)]