1245818880

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{751}}^1$

素因数の和:792

約数の個数: 260

約数和(自身を含む): 4471892832

約数和(自身を除く): 3226073952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 751, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1502, 1536, 1620, 1728, 1920, 2048, 2160, 2253, 2304, 2560, 2592, 2880, 3004, 3072, 3240, 3456, 3755, 3840, 4096, 4320, 4506, 4608, 5120, 5184, 5760, 6008, 6144, 6480, 6759, 6912, 7510, 7680, 8640, 9012, 9216, 10240, 10368, 11265, 11520, 12016, 12288, 12960, 13518, 13824, 15020, 15360, 17280, 18024, 18432, 20277, 20480, 20736, 22530, 23040, 24032, 25920, 27036, 27648, 30040, 30720, 33795, 34560, 36048, 36864, 40554, 41472, 45060, 46080, 48064, 51840, 54072, 55296, 60080, 60831, 61440, 67590, 69120, 72096, 81108, 82944, 90120, 92160, 96128, 101385, 103680, 108144, 110592, 120160, 121662, 135180, 138240, 144192, 162216, 165888, 180240, 184320, 192256, 202770, 207360, 216288, 240320, 243324, 270360, 276480, 288384, 304155, 324432, 331776, 360480, 384512, 405540, 414720, 432576, 480640, 486648, 540720, 552960, 576768, 608310, 648864, 720960, 769024, 811080, 829440, 865152, 961280, 973296, 1081440, 1153536, 1216620, 1297728, 1441920, 1538048, 1622160, 1658880, 1730304, 1922560, 1946592, 2162880, 2307072, 2433240, 2595456, 2883840, 3076096, 3244320, 3460608, 3845120, 3893184, 4325760, 4614144, 4866480, 5190912, 5767680, 6488640, 6921216, 7690240, 7786368, 8651520, 9228288, 9732960, 10381824, 11535360, 12977280, 13842432, 15380480, 15572736, 17303040, 19465920, 20763648, 23070720, 25954560, 27684864, 31145472, 34606080, 38931840, 41527296, 46141440, 51909120, 62290944, 69212160, 77863680, 83054592, 103818240, 124581888, 138424320, 155727360, 207636480, 249163776, 311454720, 415272960, 622909440, 1245818880]

約数ペア:

[(1, 1245818880), (2, 622909440), (3, 415272960), (4, 311454720), (5, 249163776), (6, 207636480), (8, 155727360), (9, 138424320), (10, 124581888), (12, 103818240), (15, 83054592), (16, 77863680), (18, 69212160), (20, 62290944), (24, 51909120), (27, 46141440), (30, 41527296), (32, 38931840), (36, 34606080), (40, 31145472), (45, 27684864), (48, 25954560), (54, 23070720), (60, 20763648), (64, 19465920), (72, 17303040), (80, 15572736), (81, 15380480), (90, 13842432), (96, 12977280), (108, 11535360), (120, 10381824), (128, 9732960), (135, 9228288), (144, 8651520), (160, 7786368), (162, 7690240), (180, 6921216), (192, 6488640), (216, 5767680), (240, 5190912), (256, 4866480), (270, 4614144), (288, 4325760), (320, 3893184), (324, 3845120), (360, 3460608), (384, 3244320), (405, 3076096), (432, 2883840), (480, 2595456), (512, 2433240), (540, 2307072), (576, 2162880), (640, 1946592), (648, 1922560), (720, 1730304), (751, 1658880), (768, 1622160), (810, 1538048), (864, 1441920), (960, 1297728), (1024, 1216620), (1080, 1153536), (1152, 1081440), (1280, 973296), (1296, 961280), (1440, 865152), (1502, 829440), (1536, 811080), (1620, 769024), (1728, 720960), (1920, 648864), (2048, 608310), (2160, 576768), (2253, 552960), (2304, 540720), (2560, 486648), (2592, 480640), (2880, 432576), (3004, 414720), (3072, 405540), (3240, 384512), (3456, 360480), (3755, 331776), (3840, 324432), (4096, 304155), (4320, 288384), (4506, 276480), (4608, 270360), (5120, 243324), (5184, 240320), (5760, 216288), (6008, 207360), (6144, 202770), (6480, 192256), (6759, 184320), (6912, 180240), (7510, 165888), (7680, 162216), (8640, 144192), (9012, 138240), (9216, 135180), (10240, 121662), (10368, 120160), (11265, 110592), (11520, 108144), (12016, 103680), (12288, 101385), (12960, 96128), (13518, 92160), (13824, 90120), (15020, 82944), (15360, 81108), (17280, 72096), (18024, 69120), (18432, 67590), (20277, 61440), (20480, 60831), (20736, 60080), (22530, 55296), (23040, 54072), (24032, 51840), (25920, 48064), (27036, 46080), (27648, 45060), (30040, 41472), (30720, 40554), (33795, 36864), (34560, 36048)]