720648

素因数分解:

$2^3\times 3^2\times {\mathrm{10009}}^1$

素因数の和:10021

約数の個数: 24

約数和(自身を含む): 1951950

約数和(自身を除く): 1231302

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 10009, 20018, 30027, 40036, 60054, 80072, 90081, 120108, 180162, 240216, 360324, 720648]

約数ペア:

[(1, 720648), (2, 360324), (3, 240216), (4, 180162), (6, 120108), (8, 90081), (9, 80072), (12, 60054), (18, 40036), (24, 30027), (36, 20018), (72, 10009)]