81674640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113437}}^1$

素因数の和:113456

約数の個数: 60

約数和(自身を含む): 274293084

約数和(自身を除く): 192618444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113437, 226874, 340311, 453748, 567185, 680622, 907496, 1020933, 1134370, 1361244, 1701555, 1814992, 2041866, 2268740, 2722488, 3403110, 4083732, 4537480, 5104665, 5444976, 6806220, 8167464, 9074960, 10209330, 13612440, 16334928, 20418660, 27224880, 40837320, 81674640]

約数ペア:

[(1, 81674640), (2, 40837320), (3, 27224880), (4, 20418660), (5, 16334928), (6, 13612440), (8, 10209330), (9, 9074960), (10, 8167464), (12, 6806220), (15, 5444976), (16, 5104665), (18, 4537480), (20, 4083732), (24, 3403110), (30, 2722488), (36, 2268740), (40, 2041866), (45, 1814992), (48, 1701555), (60, 1361244), (72, 1134370), (80, 1020933), (90, 907496), (120, 680622), (144, 567185), (180, 453748), (240, 340311), (360, 226874), (720, 113437)]