685171480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{36523}}^1$

素因数の和:36608

約数の個数: 64

約数和(自身を含む): 1788215040

約数和(自身を除く): 1103043560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 18760, 36523, 73046, 146092, 182615, 255661, 292184, 365230, 511322, 730460, 1022644, 1278305, 1460920, 2045288, 2447041, 2556610, 4894082, 5113220, 9788164, 10226440, 12235205, 17129287, 19576328, 24470410, 34258574, 48940820, 68517148, 85646435, 97881640, 137034296, 171292870, 342585740, 685171480]

約数ペア:

[(1, 685171480), (2, 342585740), (4, 171292870), (5, 137034296), (7, 97881640), (8, 85646435), (10, 68517148), (14, 48940820), (20, 34258574), (28, 24470410), (35, 19576328), (40, 17129287), (56, 12235205), (67, 10226440), (70, 9788164), (134, 5113220), (140, 4894082), (268, 2556610), (280, 2447041), (335, 2045288), (469, 1460920), (536, 1278305), (670, 1022644), (938, 730460), (1340, 511322), (1876, 365230), (2345, 292184), (2680, 255661), (3752, 182615), (4690, 146092), (9380, 73046), (18760, 36523)]