257335920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1224

約数の個数: 160

約数和(自身を含む): 895329600

約数和(自身を除く): 637993680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 109, 120, 135, 144, 180, 216, 218, 240, 270, 327, 360, 432, 436, 540, 545, 654, 720, 872, 981, 1080, 1090, 1093, 1308, 1635, 1744, 1962, 2160, 2180, 2186, 2616, 2943, 3270, 3279, 3924, 4360, 4372, 4905, 5232, 5465, 5886, 6540, 6558, 7848, 8720, 8744, 9810, 9837, 10930, 11772, 13080, 13116, 14715, 15696, 16395, 17488, 19620, 19674, 21860, 23544, 26160, 26232, 29430, 29511, 32790, 39240, 39348, 43720, 47088, 49185, 52464, 58860, 59022, 65580, 78480, 78696, 87440, 98370, 117720, 118044, 119137, 131160, 147555, 157392, 196740, 235440, 236088, 238274, 262320, 295110, 357411, 393480, 472176, 476548, 590220, 595685, 714822, 786960, 953096, 1072233, 1180440, 1191370, 1429644, 1787055, 1906192, 2144466, 2360880, 2382740, 2859288, 3216699, 3574110, 4288932, 4765480, 5361165, 5718576, 6433398, 7148220, 8577864, 9530960, 10722330, 12866796, 14296440, 16083495, 17155728, 21444660, 25733592, 28592880, 32166990, 42889320, 51467184, 64333980, 85778640, 128667960, 257335920]

約数ペア:

[(1, 257335920), (2, 128667960), (3, 85778640), (4, 64333980), (5, 51467184), (6, 42889320), (8, 32166990), (9, 28592880), (10, 25733592), (12, 21444660), (15, 17155728), (16, 16083495), (18, 14296440), (20, 12866796), (24, 10722330), (27, 9530960), (30, 8577864), (36, 7148220), (40, 6433398), (45, 5718576), (48, 5361165), (54, 4765480), (60, 4288932), (72, 3574110), (80, 3216699), (90, 2859288), (108, 2382740), (109, 2360880), (120, 2144466), (135, 1906192), (144, 1787055), (180, 1429644), (216, 1191370), (218, 1180440), (240, 1072233), (270, 953096), (327, 786960), (360, 714822), (432, 595685), (436, 590220), (540, 476548), (545, 472176), (654, 393480), (720, 357411), (872, 295110), (981, 262320), (1080, 238274), (1090, 236088), (1093, 235440), (1308, 196740), (1635, 157392), (1744, 147555), (1962, 131160), (2160, 119137), (2180, 118044), (2186, 117720), (2616, 98370), (2943, 87440), (3270, 78696), (3279, 78480), (3924, 65580), (4360, 59022), (4372, 58860), (4905, 52464), (5232, 49185), (5465, 47088), (5886, 43720), (6540, 39348), (6558, 39240), (7848, 32790), (8720, 29511), (8744, 29430), (9810, 26232), (9837, 26160), (10930, 23544), (11772, 21860), (13080, 19674), (13116, 19620), (14715, 17488), (15696, 16395)]