120644820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{670249}}^1$

素因数の和:670264

約数の個数: 36

約数和(自身を含む): 365956500

約数和(自身を除く): 245311680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 670249, 1340498, 2010747, 2680996, 3351245, 4021494, 6032241, 6702490, 8042988, 10053735, 12064482, 13404980, 20107470, 24128964, 30161205, 40214940, 60322410, 120644820]

約数ペア:

[(1, 120644820), (2, 60322410), (3, 40214940), (4, 30161205), (5, 24128964), (6, 20107470), (9, 13404980), (10, 12064482), (12, 10053735), (15, 8042988), (18, 6702490), (20, 6032241), (30, 4021494), (36, 3351245), (45, 2680996), (60, 2010747), (90, 1340498), (180, 670249)]