57271480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 148443840

約数和(自身を除く): 91172360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1493, 1918, 2740, 2986, 3836, 4795, 5480, 5972, 7465, 7672, 9590, 10451, 11944, 14930, 19180, 20902, 29860, 38360, 41804, 52255, 59720, 83608, 104510, 204541, 209020, 409082, 418040, 818164, 1022705, 1431787, 1636328, 2045410, 2863574, 4090820, 5727148, 7158935, 8181640, 11454296, 14317870, 28635740, 57271480]

約数ペア:

[(1, 57271480), (2, 28635740), (4, 14317870), (5, 11454296), (7, 8181640), (8, 7158935), (10, 5727148), (14, 4090820), (20, 2863574), (28, 2045410), (35, 1636328), (40, 1431787), (56, 1022705), (70, 818164), (137, 418040), (140, 409082), (274, 209020), (280, 204541), (548, 104510), (685, 83608), (959, 59720), (1096, 52255), (1370, 41804), (1493, 38360), (1918, 29860), (2740, 20902), (2986, 19180), (3836, 14930), (4795, 11944), (5480, 10451), (5972, 9590), (7465, 7672)]