81053880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675449}}^1$

素因数の和:675463

約数の個数: 32

約数和(自身を含む): 243162000

約数和(自身を除く): 162108120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675449, 1350898, 2026347, 2701796, 3377245, 4052694, 5403592, 6754490, 8105388, 10131735, 13508980, 16210776, 20263470, 27017960, 40526940, 81053880]

約数ペア:

[(1, 81053880), (2, 40526940), (3, 27017960), (4, 20263470), (5, 16210776), (6, 13508980), (8, 10131735), (10, 8105388), (12, 6754490), (15, 5403592), (20, 4052694), (24, 3377245), (30, 2701796), (40, 2026347), (60, 1350898), (120, 675449)]