261104880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1087937}}^1$

素因数の和:1087953

約数の個数: 40

約数和(自身を含む): 809425872

約数和(自身を除く): 548320992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1087937, 2175874, 3263811, 4351748, 5439685, 6527622, 8703496, 10879370, 13055244, 16319055, 17406992, 21758740, 26110488, 32638110, 43517480, 52220976, 65276220, 87034960, 130552440, 261104880]

約数ペア:

[(1, 261104880), (2, 130552440), (3, 87034960), (4, 65276220), (5, 52220976), (6, 43517480), (8, 32638110), (10, 26110488), (12, 21758740), (15, 17406992), (16, 16319055), (20, 13055244), (24, 10879370), (30, 8703496), (40, 6527622), (48, 5439685), (60, 4351748), (80, 3263811), (120, 2175874), (240, 1087937)]