131251140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{729173}}^1$

素因数の和:729188

約数の個数: 36

約数和(自身を含む): 398129004

約数和(自身を除く): 266877864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 729173, 1458346, 2187519, 2916692, 3645865, 4375038, 6562557, 7291730, 8750076, 10937595, 13125114, 14583460, 21875190, 26250228, 32812785, 43750380, 65625570, 131251140]

約数ペア:

[(1, 131251140), (2, 65625570), (3, 43750380), (4, 32812785), (5, 26250228), (6, 21875190), (9, 14583460), (10, 13125114), (12, 10937595), (15, 8750076), (18, 7291730), (20, 6562557), (30, 4375038), (36, 3645865), (45, 2916692), (60, 2187519), (90, 1458346), (180, 729173)]