131187030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1$

素因数の和:1565

約数の個数: 64

約数和(自身を含む): 340623360

約数和(自身を除く): 209436330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 263, 390, 526, 789, 1279, 1315, 1578, 2558, 2630, 3419, 3837, 3945, 6395, 6838, 7674, 7890, 10257, 12790, 16627, 17095, 19185, 20514, 33254, 34190, 38370, 49881, 51285, 83135, 99762, 102570, 166270, 249405, 336377, 498810, 672754, 1009131, 1681885, 2018262, 3363770, 4372901, 5045655, 8745802, 10091310, 13118703, 21864505, 26237406, 43729010, 65593515, 131187030]

約数ペア:

[(1, 131187030), (2, 65593515), (3, 43729010), (5, 26237406), (6, 21864505), (10, 13118703), (13, 10091310), (15, 8745802), (26, 5045655), (30, 4372901), (39, 3363770), (65, 2018262), (78, 1681885), (130, 1009131), (195, 672754), (263, 498810), (390, 336377), (526, 249405), (789, 166270), (1279, 102570), (1315, 99762), (1578, 83135), (2558, 51285), (2630, 49881), (3419, 38370), (3837, 34190), (3945, 33254), (6395, 20514), (6838, 19185), (7674, 17095), (7890, 16627), (10257, 12790)]