1803841920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{751}}^1$

素因数の和:918

約数の個数: 256

約数和(自身を含む): 6443136000

約数和(自身を除く): 4639294080

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, 90, 96, 108, 120, 128, 135, 139, 144, 160, 180, 192, 216, 240, 270, 278, 288, 320, 360, 384, 417, 432, 480, 540, 556, 576, 640, 695, 720, 751, 834, 864, 960, 1080, 1112, 1152, 1251, 1390, 1440, 1502, 1668, 1728, 1920, 2085, 2160, 2224, 2253, 2502, 2780, 2880, 3004, 3336, 3456, 3753, 3755, 4170, 4320, 4448, 4506, 5004, 5560, 5760, 6008, 6255, 6672, 6759, 7506, 7510, 8340, 8640, 8896, 9012, 10008, 11120, 11265, 12016, 12510, 13344, 13518, 15012, 15020, 16680, 17280, 17792, 18024, 18765, 20016, 20277, 22240, 22530, 24032, 25020, 26688, 27036, 30024, 30040, 33360, 33795, 36048, 37530, 40032, 40554, 44480, 45060, 48064, 50040, 53376, 54072, 60048, 60080, 66720, 67590, 72096, 75060, 80064, 81108, 88960, 90120, 96128, 100080, 101385, 104389, 108144, 120096, 120160, 133440, 135180, 144192, 150120, 160128, 162216, 180240, 200160, 202770, 208778, 216288, 240192, 240320, 266880, 270360, 288384, 300240, 313167, 324432, 360480, 400320, 405540, 417556, 432576, 480384, 480640, 521945, 540720, 600480, 626334, 648864, 720960, 800640, 811080, 835112, 865152, 939501, 1043890, 1081440, 1200960, 1252668, 1297728, 1441920, 1565835, 1622160, 1670224, 1879002, 2087780, 2162880, 2401920, 2505336, 2595456, 2818503, 3131670, 3244320, 3340448, 3758004, 4175560, 4325760, 4697505, 5010672, 5637006, 6263340, 6488640, 6680896, 7516008, 8351120, 9395010, 10021344, 11274012, 12526680, 12977280, 13361792, 14092515, 15032016, 16702240, 18790020, 20042688, 22548024, 25053360, 28185030, 30064032, 33404480, 37580040, 40085376, 45096048, 50106720, 56370060, 60128064, 66808960, 75160080, 90192096, 100213440, 112740120, 120256128, 150320160, 180384192, 200426880, 225480240, 300640320, 360768384, 450960480, 601280640, 901920960, 1803841920]

約数ペア:

[(1, 1803841920), (2, 901920960), (3, 601280640), (4, 450960480), (5, 360768384), (6, 300640320), (8, 225480240), (9, 200426880), (10, 180384192), (12, 150320160), (15, 120256128), (16, 112740120), (18, 100213440), (20, 90192096), (24, 75160080), (27, 66808960), (30, 60128064), (32, 56370060), (36, 50106720), (40, 45096048), (45, 40085376), (48, 37580040), (54, 33404480), (60, 30064032), (64, 28185030), (72, 25053360), (80, 22548024), (90, 20042688), (96, 18790020), (108, 16702240), (120, 15032016), (128, 14092515), (135, 13361792), (139, 12977280), (144, 12526680), (160, 11274012), (180, 10021344), (192, 9395010), (216, 8351120), (240, 7516008), (270, 6680896), (278, 6488640), (288, 6263340), (320, 5637006), (360, 5010672), (384, 4697505), (417, 4325760), (432, 4175560), (480, 3758004), (540, 3340448), (556, 3244320), (576, 3131670), (640, 2818503), (695, 2595456), (720, 2505336), (751, 2401920), (834, 2162880), (864, 2087780), (960, 1879002), (1080, 1670224), (1112, 1622160), (1152, 1565835), (1251, 1441920), (1390, 1297728), (1440, 1252668), (1502, 1200960), (1668, 1081440), (1728, 1043890), (1920, 939501), (2085, 865152), (2160, 835112), (2224, 811080), (2253, 800640), (2502, 720960), (2780, 648864), (2880, 626334), (3004, 600480), (3336, 540720), (3456, 521945), (3753, 480640), (3755, 480384), (4170, 432576), (4320, 417556), (4448, 405540), (4506, 400320), (5004, 360480), (5560, 324432), (5760, 313167), (6008, 300240), (6255, 288384), (6672, 270360), (6759, 266880), (7506, 240320), (7510, 240192), (8340, 216288), (8640, 208778), (8896, 202770), (9012, 200160), (10008, 180240), (11120, 162216), (11265, 160128), (12016, 150120), (12510, 144192), (13344, 135180), (13518, 133440), (15012, 120160), (15020, 120096), (16680, 108144), (17280, 104389), (17792, 101385), (18024, 100080), (18765, 96128), (20016, 90120), (20277, 88960), (22240, 81108), (22530, 80064), (24032, 75060), (25020, 72096), (26688, 67590), (27036, 66720), (30024, 60080), (30040, 60048), (33360, 54072), (33795, 53376), (36048, 50040), (37530, 48064), (40032, 45060), (40554, 44480)]