81796008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 245606400

約数和(自身を除く): 163810392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 103, 116, 163, 168, 174, 203, 206, 232, 309, 326, 348, 406, 412, 489, 609, 618, 652, 696, 721, 812, 824, 978, 1141, 1218, 1236, 1304, 1442, 1624, 1956, 2163, 2282, 2436, 2472, 2884, 2987, 3423, 3912, 4326, 4564, 4727, 4872, 5768, 5974, 6846, 8652, 8961, 9128, 9454, 11948, 13692, 14181, 16789, 17304, 17922, 18908, 20909, 23896, 27384, 28362, 33089, 33578, 35844, 37816, 41818, 50367, 56724, 62727, 66178, 67156, 71688, 83636, 99267, 100734, 113448, 117523, 125454, 132356, 134312, 167272, 198534, 201468, 235046, 250908, 264712, 352569, 397068, 402936, 470092, 486881, 501816, 705138, 794136, 940184, 973762, 1410276, 1460643, 1947524, 2820552, 2921286, 3408167, 3895048, 5842572, 6816334, 10224501, 11685144, 13632668, 20449002, 27265336, 40898004, 81796008]

約数ペア:

[(1, 81796008), (2, 40898004), (3, 27265336), (4, 20449002), (6, 13632668), (7, 11685144), (8, 10224501), (12, 6816334), (14, 5842572), (21, 3895048), (24, 3408167), (28, 2921286), (29, 2820552), (42, 1947524), (56, 1460643), (58, 1410276), (84, 973762), (87, 940184), (103, 794136), (116, 705138), (163, 501816), (168, 486881), (174, 470092), (203, 402936), (206, 397068), (232, 352569), (309, 264712), (326, 250908), (348, 235046), (406, 201468), (412, 198534), (489, 167272), (609, 134312), (618, 132356), (652, 125454), (696, 117523), (721, 113448), (812, 100734), (824, 99267), (978, 83636), (1141, 71688), (1218, 67156), (1236, 66178), (1304, 62727), (1442, 56724), (1624, 50367), (1956, 41818), (2163, 37816), (2282, 35844), (2436, 33578), (2472, 33089), (2884, 28362), (2987, 27384), (3423, 23896), (3912, 20909), (4326, 18908), (4564, 17922), (4727, 17304), (4872, 16789), (5768, 14181), (5974, 13692), (6846, 11948), (8652, 9454), (8961, 9128)]