254537280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2905

約数の個数: 168

約数和(自身を含む): 904061184

約数和(自身を除く): 649523904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2851, 2880, 2976, 3720, 4464, 4960, 5580, 5702, 5952, 7440, 8553, 8928, 9920, 11160, 11404, 14255, 14880, 17106, 17856, 22320, 22808, 25659, 28510, 29760, 34212, 42765, 44640, 45616, 51318, 57020, 68424, 85530, 88381, 89280, 91232, 102636, 114040, 128295, 136848, 171060, 176762, 182464, 205272, 228080, 256590, 265143, 273696, 342120, 353524, 410544, 441905, 456160, 513180, 530286, 547392, 684240, 707048, 795429, 821088, 883810, 912320, 1026360, 1060572, 1325715, 1368480, 1414096, 1590858, 1642176, 1767620, 2052720, 2121144, 2651430, 2736960, 2828192, 3181716, 3535240, 3977145, 4105440, 4242288, 5302860, 5656384, 6363432, 7070480, 7954290, 8210880, 8484576, 10605720, 12726864, 14140960, 15908580, 16969152, 21211440, 25453728, 28281920, 31817160, 42422880, 50907456, 63634320, 84845760, 127268640, 254537280]

約数ペア:

[(1, 254537280), (2, 127268640), (3, 84845760), (4, 63634320), (5, 50907456), (6, 42422880), (8, 31817160), (9, 28281920), (10, 25453728), (12, 21211440), (15, 16969152), (16, 15908580), (18, 14140960), (20, 12726864), (24, 10605720), (30, 8484576), (31, 8210880), (32, 7954290), (36, 7070480), (40, 6363432), (45, 5656384), (48, 5302860), (60, 4242288), (62, 4105440), (64, 3977145), (72, 3535240), (80, 3181716), (90, 2828192), (93, 2736960), (96, 2651430), (120, 2121144), (124, 2052720), (144, 1767620), (155, 1642176), (160, 1590858), (180, 1414096), (186, 1368480), (192, 1325715), (240, 1060572), (248, 1026360), (279, 912320), (288, 883810), (310, 821088), (320, 795429), (360, 707048), (372, 684240), (465, 547392), (480, 530286), (496, 513180), (558, 456160), (576, 441905), (620, 410544), (720, 353524), (744, 342120), (930, 273696), (960, 265143), (992, 256590), (1116, 228080), (1240, 205272), (1395, 182464), (1440, 176762), (1488, 171060), (1860, 136848), (1984, 128295), (2232, 114040), (2480, 102636), (2790, 91232), (2851, 89280), (2880, 88381), (2976, 85530), (3720, 68424), (4464, 57020), (4960, 51318), (5580, 45616), (5702, 44640), (5952, 42765), (7440, 34212), (8553, 29760), (8928, 28510), (9920, 25659), (11160, 22808), (11404, 22320), (14255, 17856), (14880, 17106)]