20911564800

素因数分解:

$2^{11}\times 3^3\times 5^2\times 7^1\times {\mathrm{2161}}^1$

素因数の和:2209

約数の個数: 576

約数和(自身を含む): 87825628800

約数和(自身を除く): 66914064000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 126, 128, 135, 140, 144, 150, 160, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 252, 256, 270, 280, 288, 300, 315, 320, 336, 350, 360, 378, 384, 400, 420, 432, 448, 450, 480, 504, 512, 525, 540, 560, 576, 600, 630, 640, 672, 675, 700, 720, 756, 768, 800, 840, 864, 896, 900, 945, 960, 1008, 1024, 1050, 1080, 1120, 1152, 1200, 1260, 1280, 1344, 1350, 1400, 1440, 1512, 1536, 1575, 1600, 1680, 1728, 1792, 1800, 1890, 1920, 2016, 2048, 2100, 2160, 2161, 2240, 2304, 2400, 2520, 2560, 2688, 2700, 2800, 2880, 3024, 3072, 3150, 3200, 3360, 3456, 3584, 3600, 3780, 3840, 4032, 4200, 4320, 4322, 4480, 4608, 4725, 4800, 5040, 5120, 5376, 5400, 5600, 5760, 6048, 6144, 6300, 6400, 6483, 6720, 6912, 7168, 7200, 7560, 7680, 8064, 8400, 8640, 8644, 8960, 9216, 9450, 9600, 10080, 10240, 10752, 10800, 10805, 11200, 11520, 12096, 12600, 12800, 12966, 13440, 13824, 14336, 14400, 15120, 15127, 15360, 16128, 16800, 17280, 17288, 17920, 18432, 18900, 19200, 19449, 20160, 21504, 21600, 21610, 22400, 23040, 24192, 25200, 25600, 25932, 26880, 27648, 28800, 30240, 30254, 30720, 32256, 32415, 33600, 34560, 34576, 35840, 37800, 38400, 38898, 40320, 43008, 43200, 43220, 44800, 45381, 46080, 48384, 50400, 51200, 51864, 53760, 54025, 55296, 57600, 58347, 60480, 60508, 64512, 64830, 67200, 69120, 69152, 71680, 75600, 75635, 76800, 77796, 80640, 86400, 86440, 89600, 90762, 92160, 96768, 97245, 100800, 103728, 107520, 108050, 115200, 116694, 120960, 121016, 129024, 129660, 134400, 136143, 138240, 138304, 151200, 151270, 153600, 155592, 161280, 162075, 172800, 172880, 179200, 181524, 193536, 194490, 201600, 207456, 215040, 216100, 226905, 230400, 233388, 241920, 242032, 259320, 268800, 272286, 276480, 276608, 291735, 302400, 302540, 311184, 322560, 324150, 345600, 345760, 358400, 363048, 378175, 387072, 388980, 403200, 408429, 414912, 432200, 453810, 460800, 466776, 483840, 484064, 486225, 518640, 537600, 544572, 553216, 583470, 604800, 605080, 622368, 645120, 648300, 680715, 691200, 691520, 726096, 756350, 777960, 806400, 816858, 829824, 864400, 907620, 933552, 967680, 968128, 972450, 1037280, 1075200, 1089144, 1106432, 1134525, 1166940, 1209600, 1210160, 1244736, 1296600, 1361430, 1382400, 1383040, 1452192, 1458675, 1512700, 1555920, 1612800, 1633716, 1659648, 1728800, 1815240, 1867104, 1935360, 1936256, 1944900, 2042145, 2074560, 2178288, 2212864, 2269050, 2333880, 2419200, 2420320, 2489472, 2593200, 2722860, 2766080, 2904384, 2917350, 3025400, 3111840, 3225600, 3267432, 3319296, 3403575, 3457600, 3630480, 3734208, 3872512, 3889800, 4084290, 4149120, 4356576, 4425728, 4538100, 4667760, 4838400, 4840640, 4978944, 5186400, 5445720, 5532160, 5808768, 5834700, 6050800, 6223680, 6534864, 6638592, 6807150, 6915200, 7260960, 7468416, 7745024, 7779600, 8168580, 8298240, 8713152, 9076200, 9335520, 9676800, 9681280, 9957888, 10210725, 10372800, 10891440, 11064320, 11617536, 11669400, 12101600, 12447360, 13069728, 13277184, 13614300, 13830400, 14521920, 14936832, 15490048, 15559200, 16337160, 16596480, 17426304, 18152400, 18671040, 19362560, 19915776, 20421450, 20745600, 21782880, 22128640, 23235072, 23338800, 24203200, 24894720, 26139456, 27228600, 27660800, 29043840, 29873664, 30980096, 31118400, 32674320, 33192960, 34852608, 36304800, 37342080, 38725120, 39831552, 40842900, 41491200, 43565760, 46470144, 46677600, 48406400, 49789440, 52278912, 54457200, 55321600, 58087680, 59747328, 62236800, 65348640, 66385920, 69705216, 72609600, 74684160, 77450240, 81685800, 82982400, 87131520, 92940288, 93355200, 96812800, 99578880, 104557824, 108914400, 110643200, 116175360, 119494656, 124473600, 130697280, 139410432, 145219200, 149368320, 154900480, 163371600, 165964800, 174263040, 186710400, 193625600, 199157760, 209115648, 217828800, 232350720, 248947200, 261394560, 278820864, 290438400, 298736640, 326743200, 331929600, 348526080, 373420800, 387251200, 418231296, 435657600, 464701440, 497894400, 522789120, 580876800, 597473280, 653486400, 697052160, 746841600, 774502400, 836462592, 871315200, 995788800, 1045578240, 1161753600, 1306972800, 1394104320, 1493683200, 1742630400, 2091156480, 2323507200, 2613945600, 2987366400, 3485260800, 4182312960, 5227891200, 6970521600, 10455782400, 20911564800]

約数ペア:

[(1, 20911564800), (2, 10455782400), (3, 6970521600), (4, 5227891200), (5, 4182312960), (6, 3485260800), (7, 2987366400), (8, 2613945600), (9, 2323507200), (10, 2091156480), (12, 1742630400), (14, 1493683200), (15, 1394104320), (16, 1306972800), (18, 1161753600), (20, 1045578240), (21, 995788800), (24, 871315200), (25, 836462592), (27, 774502400), (28, 746841600), (30, 697052160), (32, 653486400), (35, 597473280), (36, 580876800), (40, 522789120), (42, 497894400), (45, 464701440), (48, 435657600), (50, 418231296), (54, 387251200), (56, 373420800), (60, 348526080), (63, 331929600), (64, 326743200), (70, 298736640), (72, 290438400), (75, 278820864), (80, 261394560), (84, 248947200), (90, 232350720), (96, 217828800), (100, 209115648), (105, 199157760), (108, 193625600), (112, 186710400), (120, 174263040), (126, 165964800), (128, 163371600), (135, 154900480), (140, 149368320), (144, 145219200), (150, 139410432), (160, 130697280), (168, 124473600), (175, 119494656), (180, 116175360), (189, 110643200), (192, 108914400), (200, 104557824), (210, 99578880), (216, 96812800), (224, 93355200), (225, 92940288), (240, 87131520), (252, 82982400), (256, 81685800), (270, 77450240), (280, 74684160), (288, 72609600), (300, 69705216), (315, 66385920), (320, 65348640), (336, 62236800), (350, 59747328), (360, 58087680), (378, 55321600), (384, 54457200), (400, 52278912), (420, 49789440), (432, 48406400), (448, 46677600), (450, 46470144), (480, 43565760), (504, 41491200), (512, 40842900), (525, 39831552), (540, 38725120), (560, 37342080), (576, 36304800), (600, 34852608), (630, 33192960), (640, 32674320), (672, 31118400), (675, 30980096), (700, 29873664), (720, 29043840), (756, 27660800), (768, 27228600), (800, 26139456), (840, 24894720), (864, 24203200), (896, 23338800), (900, 23235072), (945, 22128640), (960, 21782880), (1008, 20745600), (1024, 20421450), (1050, 19915776), (1080, 19362560), (1120, 18671040), (1152, 18152400), (1200, 17426304), (1260, 16596480), (1280, 16337160), (1344, 15559200), (1350, 15490048), (1400, 14936832), (1440, 14521920), (1512, 13830400), (1536, 13614300), (1575, 13277184), (1600, 13069728), (1680, 12447360), (1728, 12101600), (1792, 11669400), (1800, 11617536), (1890, 11064320), (1920, 10891440), (2016, 10372800), (2048, 10210725), (2100, 9957888), (2160, 9681280), (2161, 9676800), (2240, 9335520), (2304, 9076200), (2400, 8713152), (2520, 8298240), (2560, 8168580), (2688, 7779600), (2700, 7745024), (2800, 7468416), (2880, 7260960), (3024, 6915200), (3072, 6807150), (3150, 6638592), (3200, 6534864), (3360, 6223680), (3456, 6050800), (3584, 5834700), (3600, 5808768), (3780, 5532160), (3840, 5445720), (4032, 5186400), (4200, 4978944), (4320, 4840640), (4322, 4838400), (4480, 4667760), (4608, 4538100), (4725, 4425728), (4800, 4356576), (5040, 4149120), (5120, 4084290), (5376, 3889800), (5400, 3872512), (5600, 3734208), (5760, 3630480), (6048, 3457600), (6144, 3403575), (6300, 3319296), (6400, 3267432), (6483, 3225600), (6720, 3111840), (6912, 3025400), (7168, 2917350), (7200, 2904384), (7560, 2766080), (7680, 2722860), (8064, 2593200), (8400, 2489472), (8640, 2420320), (8644, 2419200), (8960, 2333880), (9216, 2269050), (9450, 2212864), (9600, 2178288), (10080, 2074560), (10240, 2042145), (10752, 1944900), (10800, 1936256), (10805, 1935360), (11200, 1867104), (11520, 1815240), (12096, 1728800), (12600, 1659648), (12800, 1633716), (12966, 1612800), (13440, 1555920), (13824, 1512700), (14336, 1458675), (14400, 1452192), (15120, 1383040), (15127, 1382400), (15360, 1361430), (16128, 1296600), (16800, 1244736), (17280, 1210160), (17288, 1209600), (17920, 1166940), (18432, 1134525), (18900, 1106432), (19200, 1089144), (19449, 1075200), (20160, 1037280), (21504, 972450), (21600, 968128), (21610, 967680), (22400, 933552), (23040, 907620), (24192, 864400), (25200, 829824), (25600, 816858), (25932, 806400), (26880, 777960), (27648, 756350), (28800, 726096), (30240, 691520), (30254, 691200), (30720, 680715), (32256, 648300), (32415, 645120), (33600, 622368), (34560, 605080), (34576, 604800), (35840, 583470), (37800, 553216), (38400, 544572), (38898, 537600), (40320, 518640), (43008, 486225), (43200, 484064), (43220, 483840), (44800, 466776), (45381, 460800), (46080, 453810), (48384, 432200), (50400, 414912), (51200, 408429), (51864, 403200), (53760, 388980), (54025, 387072), (55296, 378175), (57600, 363048), (58347, 358400), (60480, 345760), (60508, 345600), (64512, 324150), (64830, 322560), (67200, 311184), (69120, 302540), (69152, 302400), (71680, 291735), (75600, 276608), (75635, 276480), (76800, 272286), (77796, 268800), (80640, 259320), (86400, 242032), (86440, 241920), (89600, 233388), (90762, 230400), (92160, 226905), (96768, 216100), (97245, 215040), (100800, 207456), (103728, 201600), (107520, 194490), (108050, 193536), (115200, 181524), (116694, 179200), (120960, 172880), (121016, 172800), (129024, 162075), (129660, 161280), (134400, 155592), (136143, 153600), (138240, 151270), (138304, 151200)]