80317080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223103}}^1$

素因数の和:223120

約数の個数: 48

約数和(自身を含む): 261031680

約数和(自身を除く): 180714600

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, 223103, 446206, 669309, 892412, 1115515, 1338618, 1784824, 2007927, 2231030, 2677236, 3346545, 4015854, 4462060, 5354472, 6693090, 8031708, 8924120, 10039635, 13386180, 16063416, 20079270, 26772360, 40158540, 80317080]

約数ペア:

[(1, 80317080), (2, 40158540), (3, 26772360), (4, 20079270), (5, 16063416), (6, 13386180), (8, 10039635), (9, 8924120), (10, 8031708), (12, 6693090), (15, 5354472), (18, 4462060), (20, 4015854), (24, 3346545), (30, 2677236), (36, 2231030), (40, 2007927), (45, 1784824), (60, 1338618), (72, 1115515), (90, 892412), (120, 669309), (180, 446206), (360, 223103)]