259167540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{17209}}^1$

素因数の和:17472

約数の個数: 48

約数和(自身を含む): 728602560

約数和(自身を除く): 469435020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 7530, 15060, 17209, 34418, 51627, 68836, 86045, 103254, 172090, 206508, 258135, 344180, 516270, 1032540, 4319459, 8638918, 12958377, 17277836, 21597295, 25916754, 43194590, 51833508, 64791885, 86389180, 129583770, 259167540]

約数ペア:

[(1, 259167540), (2, 129583770), (3, 86389180), (4, 64791885), (5, 51833508), (6, 43194590), (10, 25916754), (12, 21597295), (15, 17277836), (20, 12958377), (30, 8638918), (60, 4319459), (251, 1032540), (502, 516270), (753, 344180), (1004, 258135), (1255, 206508), (1506, 172090), (2510, 103254), (3012, 86045), (3765, 68836), (5020, 51627), (7530, 34418), (15060, 17209)]