123065660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 281932560

約数和(自身を除く): 158866900

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 337, 380, 589, 620, 674, 961, 1178, 1348, 1685, 1922, 2356, 2945, 3370, 3844, 4805, 5890, 6403, 6740, 9610, 10447, 11780, 12806, 18259, 19220, 20894, 25612, 32015, 36518, 41788, 52235, 64030, 73036, 91295, 104470, 128060, 182590, 198493, 208940, 323857, 365180, 396986, 647714, 793972, 992465, 1295428, 1619285, 1984930, 3238570, 3969860, 6153283, 6477140, 12306566, 24613132, 30766415, 61532830, 123065660]

約数ペア:

[(1, 123065660), (2, 61532830), (4, 30766415), (5, 24613132), (10, 12306566), (19, 6477140), (20, 6153283), (31, 3969860), (38, 3238570), (62, 1984930), (76, 1619285), (95, 1295428), (124, 992465), (155, 793972), (190, 647714), (310, 396986), (337, 365180), (380, 323857), (589, 208940), (620, 198493), (674, 182590), (961, 128060), (1178, 104470), (1348, 91295), (1685, 73036), (1922, 64030), (2356, 52235), (2945, 41788), (3370, 36518), (3844, 32015), (4805, 25612), (5890, 20894), (6403, 19220), (6740, 18259), (9610, 12806), (10447, 11780)]