144142280

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{11587}}^1$

素因数の和:11909

約数の個数: 32

約数和(自身を含む): 325391040

約数和(自身を除く): 181248760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 11587, 12440, 23174, 46348, 57935, 92696, 115870, 231740, 463480, 3603557, 7207114, 14414228, 18017785, 28828456, 36035570, 72071140, 144142280]

約数ペア:

[(1, 144142280), (2, 72071140), (4, 36035570), (5, 28828456), (8, 18017785), (10, 14414228), (20, 7207114), (40, 3603557), (311, 463480), (622, 231740), (1244, 115870), (1555, 92696), (2488, 57935), (3110, 46348), (6220, 23174), (11587, 12440)]