20811893760

素因数分解:

$2^{10}\times 3^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 880

約数和(自身を含む): 87312639744

約数和(自身を除く): 66500745984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 67, 70, 72, 80, 81, 84, 90, 96, 105, 107, 108, 112, 120, 126, 128, 134, 135, 140, 144, 160, 162, 168, 180, 189, 192, 201, 210, 214, 216, 224, 240, 252, 256, 268, 270, 280, 288, 315, 320, 321, 324, 335, 336, 360, 378, 384, 402, 405, 420, 428, 432, 448, 469, 480, 504, 512, 535, 536, 540, 560, 567, 576, 603, 630, 640, 642, 648, 670, 672, 720, 749, 756, 768, 804, 810, 840, 856, 864, 896, 938, 945, 960, 963, 1005, 1008, 1024, 1070, 1072, 1080, 1120, 1134, 1152, 1206, 1260, 1280, 1284, 1296, 1340, 1344, 1407, 1440, 1498, 1512, 1536, 1605, 1608, 1620, 1680, 1712, 1728, 1792, 1809, 1876, 1890, 1920, 1926, 2010, 2016, 2140, 2144, 2160, 2240, 2247, 2268, 2304, 2345, 2412, 2520, 2560, 2568, 2592, 2680, 2688, 2814, 2835, 2880, 2889, 2996, 3015, 3024, 3072, 3210, 3216, 3240, 3360, 3424, 3456, 3584, 3618, 3745, 3752, 3780, 3840, 3852, 4020, 4032, 4221, 4280, 4288, 4320, 4480, 4494, 4536, 4608, 4690, 4815, 4824, 5040, 5120, 5136, 5184, 5360, 5376, 5427, 5628, 5670, 5760, 5778, 5992, 6030, 6048, 6420, 6432, 6480, 6720, 6741, 6848, 6912, 7035, 7168, 7169, 7236, 7490, 7504, 7560, 7680, 7704, 8040, 8064, 8442, 8560, 8576, 8640, 8667, 8960, 8988, 9045, 9072, 9216, 9380, 9630, 9648, 10080, 10272, 10368, 10720, 10752, 10854, 11235, 11256, 11340, 11520, 11556, 11984, 12060, 12096, 12663, 12840, 12864, 12960, 13440, 13482, 13696, 13824, 14070, 14338, 14445, 14472, 14980, 15008, 15120, 15360, 15408, 16080, 16128, 16884, 17120, 17152, 17280, 17334, 17920, 17976, 18090, 18144, 18760, 19260, 19296, 20160, 20223, 20544, 20736, 21105, 21440, 21504, 21507, 21708, 22470, 22512, 22680, 23040, 23112, 23968, 24120, 24192, 25326, 25680, 25728, 25920, 26880, 26964, 27135, 27392, 27648, 28140, 28676, 28890, 28944, 29960, 30016, 30240, 30816, 32160, 32256, 33705, 33768, 34240, 34304, 34560, 34668, 35840, 35845, 35952, 36180, 36288, 37520, 37989, 38520, 38592, 40320, 40446, 41088, 41472, 42210, 42880, 43014, 43335, 43416, 44940, 45024, 45360, 46080, 46224, 47936, 48240, 48384, 50183, 50652, 51360, 51456, 51840, 53760, 53928, 54270, 54784, 56280, 57352, 57780, 57888, 59920, 60032, 60480, 60669, 61632, 63315, 64320, 64512, 64521, 67410, 67536, 68480, 68608, 69120, 69336, 71690, 71904, 72360, 72576, 75040, 75978, 77040, 77184, 80640, 80892, 82176, 82944, 84420, 85760, 86028, 86670, 86832, 89880, 90048, 90720, 92448, 95872, 96480, 96768, 100366, 101115, 101304, 102720, 102912, 103680, 107520, 107535, 107856, 108540, 109568, 112560, 114704, 115560, 115776, 119840, 120064, 120960, 121338, 123264, 126630, 128640, 129042, 134820, 135072, 136960, 138240, 138672, 143380, 143808, 144720, 145152, 150080, 150549, 151956, 154080, 154368, 161280, 161784, 164352, 168840, 171520, 172056, 173340, 173664, 179760, 180096, 181440, 184896, 189945, 191744, 192960, 193536, 193563, 200732, 202230, 202608, 205440, 205824, 207360, 215070, 215712, 217080, 225120, 229408, 231120, 231552, 239680, 240128, 241920, 242676, 246528, 250915, 253260, 257280, 258084, 269640, 270144, 273920, 277344, 286760, 287616, 289440, 290304, 300160, 301098, 303345, 303912, 308160, 308736, 322560, 322605, 323568, 328704, 337680, 343040, 344112, 346680, 347328, 359520, 360192, 362880, 369792, 379890, 383488, 385920, 387126, 401464, 404460, 405216, 410880, 414720, 430140, 431424, 434160, 450240, 451647, 458816, 462240, 463104, 479360, 480256, 483840, 485352, 493056, 501830, 506520, 514560, 516168, 539280, 540288, 547840, 554688, 573520, 575232, 578880, 580608, 580689, 600320, 602196, 606690, 607824, 616320, 617472, 645210, 647136, 675360, 688224, 693360, 694656, 719040, 720384, 725760, 739584, 752745, 759780, 766976, 771840, 774252, 802928, 808920, 810432, 821760, 860280, 862848, 868320, 900480, 903294, 917632, 924480, 926208, 958720, 967680, 967815, 970704, 986112, 1003660, 1013040, 1029120, 1032336, 1078560, 1080576, 1109376, 1147040, 1150464, 1157760, 1161378, 1200640, 1204392, 1213380, 1215648, 1232640, 1290420, 1294272, 1350720, 1354941, 1376448, 1386720, 1389312, 1438080, 1440768, 1451520, 1479168, 1505490, 1519560, 1543680, 1548504, 1605856, 1617840, 1620864, 1643520, 1720560, 1725696, 1736640, 1800960, 1806588, 1835264, 1848960, 1852416, 1917440, 1935630, 1941408, 2007320, 2026080, 2064672, 2157120, 2161152, 2218752, 2258235, 2294080, 2300928, 2315520, 2322756, 2401280, 2408784, 2426760, 2431296, 2465280, 2580840, 2588544, 2701440, 2709882, 2752896, 2773440, 2778624, 2876160, 2903040, 2903445, 2958336, 3010980, 3039120, 3087360, 3097008, 3211712, 3235680, 3241728, 3441120, 3451392, 3473280, 3601920, 3613176, 3670528, 3697920, 3834880, 3871260, 3882816, 4014640, 4052160, 4064823, 4129344, 4314240, 4322304, 4437504, 4516470, 4588160, 4631040, 4645512, 4817568, 4853520, 4862592, 4930560, 5161680, 5177088, 5402880, 5419764, 5505792, 5546880, 5557248, 5752320, 5806890, 6021960, 6078240, 6194016, 6423424, 6471360, 6483456, 6774705, 6882240, 6902784, 6946560, 7203840, 7226352, 7341056, 7395840, 7742520, 7765632, 8029280, 8104320, 8129646, 8258688, 8628480, 8875008, 9032940, 9176320, 9262080, 9291024, 9635136, 9707040, 9725184, 10323360, 10354176, 10805760, 10839528, 11011584, 11093760, 11504640, 11613780, 12043920, 12156480, 12388032, 12846848, 12942720, 12966912, 13549410, 13764480, 13893120, 14452704, 14791680, 15485040, 15531264, 16058560, 16208640, 16259292, 16517376, 17256960, 18065880, 18352640, 18582048, 19270272, 19414080, 19450368, 20324115, 20646720, 20708352, 21611520, 21679056, 22023168, 22187520, 23227560, 24087840, 24312960, 24776064, 25693696, 25885440, 27098820, 27528960, 27786240, 28905408, 30970080, 31062528, 32117120, 32417280, 32518584, 33034752, 34513920, 36131760, 36705280, 37164096, 38540544, 38828160, 38900736, 40648230, 41293440, 43358112, 44375040, 46455120, 48175680, 48625920, 49552128, 51387392, 51770880, 54197640, 55057920, 57810816, 61940160, 62125056, 64234240, 64834560, 65037168, 66069504, 72263520, 74328192, 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約数ペア:

[(1, 20811893760), (2, 10405946880), (3, 6937297920), (4, 5202973440), (5, 4162378752), (6, 3468648960), (7, 2973127680), (8, 2601486720), (9, 2312432640), (10, 2081189376), (12, 1734324480), (14, 1486563840), (15, 1387459584), (16, 1300743360), (18, 1156216320), (20, 1040594688), (21, 991042560), (24, 867162240), (27, 770810880), (28, 743281920), (30, 693729792), (32, 650371680), (35, 594625536), (36, 578108160), (40, 520297344), (42, 495521280), (45, 462486528), (48, 433581120), (54, 385405440), (56, 371640960), (60, 346864896), (63, 330347520), (64, 325185840), (67, 310625280), (70, 297312768), (72, 289054080), (80, 260148672), (81, 256936960), (84, 247760640), (90, 231243264), (96, 216790560), (105, 198208512), (107, 194503680), (108, 192702720), (112, 185820480), (120, 173432448), (126, 165173760), (128, 162592920), (134, 155312640), (135, 154162176), (140, 148656384), (144, 144527040), (160, 130074336), (162, 128468480), (168, 123880320), (180, 115621632), (189, 110115840), (192, 108395280), (201, 103541760), (210, 99104256), (214, 97251840), (216, 96351360), (224, 92910240), (240, 86716224), (252, 82586880), (256, 81296460), (268, 77656320), (270, 77081088), (280, 74328192), (288, 72263520), (315, 66069504), (320, 65037168), (321, 64834560), (324, 64234240), (335, 62125056), (336, 61940160), (360, 57810816), (378, 55057920), (384, 54197640), (402, 51770880), (405, 51387392), (420, 49552128), (428, 48625920), (432, 48175680), (448, 46455120), (469, 44375040), (480, 43358112), (504, 41293440), (512, 40648230), (535, 38900736), (536, 38828160), (540, 38540544), (560, 37164096), (567, 36705280), (576, 36131760), (603, 34513920), (630, 33034752), (640, 32518584), (642, 32417280), (648, 32117120), (670, 31062528), (672, 30970080), (720, 28905408), (749, 27786240), (756, 27528960), (768, 27098820), (804, 25885440), (810, 25693696), (840, 24776064), (856, 24312960), (864, 24087840), (896, 23227560), (938, 22187520), (945, 22023168), (960, 21679056), (963, 21611520), (1005, 20708352), (1008, 20646720), (1024, 20324115), (1070, 19450368), (1072, 19414080), (1080, 19270272), (1120, 18582048), (1134, 18352640), (1152, 18065880), (1206, 17256960), (1260, 16517376), (1280, 16259292), (1284, 16208640), (1296, 16058560), (1340, 15531264), (1344, 15485040), (1407, 14791680), (1440, 14452704), (1498, 13893120), (1512, 13764480), (1536, 13549410), (1605, 12966912), (1608, 12942720), (1620, 12846848), (1680, 12388032), (1712, 12156480), (1728, 12043920), (1792, 11613780), (1809, 11504640), (1876, 11093760), (1890, 11011584), (1920, 10839528), (1926, 10805760), (2010, 10354176), (2016, 10323360), (2140, 9725184), (2144, 9707040), (2160, 9635136), (2240, 9291024), (2247, 9262080), (2268, 9176320), (2304, 9032940), (2345, 8875008), (2412, 8628480), (2520, 8258688), (2560, 8129646), (2568, 8104320), (2592, 8029280), (2680, 7765632), (2688, 7742520), (2814, 7395840), (2835, 7341056), (2880, 7226352), (2889, 7203840), (2996, 6946560), (3015, 6902784), (3024, 6882240), (3072, 6774705), (3210, 6483456), (3216, 6471360), (3240, 6423424), (3360, 6194016), (3424, 6078240), (3456, 6021960), (3584, 5806890), (3618, 5752320), (3745, 5557248), (3752, 5546880), (3780, 5505792), (3840, 5419764), (3852, 5402880), (4020, 5177088), (4032, 5161680), (4221, 4930560), (4280, 4862592), (4288, 4853520), (4320, 4817568), (4480, 4645512), (4494, 4631040), (4536, 4588160), (4608, 4516470), (4690, 4437504), (4815, 4322304), (4824, 4314240), (5040, 4129344), (5120, 4064823), (5136, 4052160), (5184, 4014640), (5360, 3882816), (5376, 3871260), (5427, 3834880), (5628, 3697920), (5670, 3670528), (5760, 3613176), (5778, 3601920), (5992, 3473280), (6030, 3451392), (6048, 3441120), (6420, 3241728), (6432, 3235680), (6480, 3211712), (6720, 3097008), (6741, 3087360), (6848, 3039120), (6912, 3010980), (7035, 2958336), (7168, 2903445), (7169, 2903040), (7236, 2876160), (7490, 2778624), (7504, 2773440), (7560, 2752896), (7680, 2709882), (7704, 2701440), (8040, 2588544), (8064, 2580840), (8442, 2465280), (8560, 2431296), (8576, 2426760), (8640, 2408784), (8667, 2401280), (8960, 2322756), (8988, 2315520), (9045, 2300928), (9072, 2294080), (9216, 2258235), (9380, 2218752), (9630, 2161152), (9648, 2157120), (10080, 2064672), (10272, 2026080), (10368, 2007320), (10720, 1941408), (10752, 1935630), (10854, 1917440), (11235, 1852416), (11256, 1848960), (11340, 1835264), (11520, 1806588), (11556, 1800960), (11984, 1736640), (12060, 1725696), (12096, 1720560), (12663, 1643520), (12840, 1620864), (12864, 1617840), (12960, 1605856), (13440, 1548504), (13482, 1543680), (13696, 1519560), (13824, 1505490), (14070, 1479168), (14338, 1451520), (14445, 1440768), (14472, 1438080), (14980, 1389312), (15008, 1386720), (15120, 1376448), (15360, 1354941), (15408, 1350720), (16080, 1294272), (16128, 1290420), (16884, 1232640), (17120, 1215648), (17152, 1213380), (17280, 1204392), (17334, 1200640), (17920, 1161378), (17976, 1157760), (18090, 1150464), (18144, 1147040), (18760, 1109376), (19260, 1080576), (19296, 1078560), (20160, 1032336), (20223, 1029120), (20544, 1013040), (20736, 1003660), (21105, 986112), (21440, 970704), (21504, 967815), (21507, 967680), (21708, 958720), (22470, 926208), (22512, 924480), (22680, 917632), (23040, 903294), (23112, 900480), (23968, 868320), (24120, 862848), (24192, 860280), (25326, 821760), (25680, 810432), (25728, 808920), (25920, 802928), (26880, 774252), (26964, 771840), (27135, 766976), (27392, 759780), (27648, 752745), (28140, 739584), (28676, 725760), (28890, 720384), (28944, 719040), (29960, 694656), (30016, 693360), (30240, 688224), (30816, 675360), (32160, 647136), (32256, 645210), (33705, 617472), (33768, 616320), (34240, 607824), (34304, 606690), (34560, 602196), (34668, 600320), (35840, 580689), (35845, 580608), (35952, 578880), (36180, 575232), (36288, 573520), (37520, 554688), (37989, 547840), (38520, 540288), (38592, 539280), (40320, 516168), (40446, 514560), (41088, 506520), (41472, 501830), (42210, 493056), (42880, 485352), (43014, 483840), (43335, 480256), (43416, 479360), (44940, 463104), (45024, 462240), (45360, 458816), (46080, 451647), (46224, 450240), (47936, 434160), (48240, 431424), (48384, 430140), (50183, 414720), (50652, 410880), (51360, 405216), (51456, 404460), (51840, 401464), (53760, 387126), (53928, 385920), (54270, 383488), (54784, 379890), (56280, 369792), (57352, 362880), (57780, 360192), (57888, 359520), (59920, 347328), (60032, 346680), (60480, 344112), (60669, 343040), (61632, 337680), (63315, 328704), (64320, 323568), (64512, 322605), (64521, 322560), (67410, 308736), (67536, 308160), (68480, 303912), (68608, 303345), (69120, 301098), (69336, 300160), (71690, 290304), (71904, 289440), (72360, 287616), (72576, 286760), (75040, 277344), (75978, 273920), (77040, 270144), (77184, 269640), (80640, 258084), (80892, 257280), (82176, 253260), (82944, 250915), (84420, 246528), (85760, 242676), (86028, 241920), (86670, 240128), (86832, 239680), (89880, 231552), (90048, 231120), (90720, 229408), (92448, 225120), (95872, 217080), (96480, 215712), (96768, 215070), (100366, 207360), (101115, 205824), (101304, 205440), (102720, 202608), (102912, 202230), (103680, 200732), (107520, 193563), (107535, 193536), (107856, 192960), (108540, 191744), (109568, 189945), (112560, 184896), (114704, 181440), (115560, 180096), (115776, 179760), (119840, 173664), (120064, 173340), (120960, 172056), (121338, 171520), (123264, 168840), (126630, 164352), (128640, 161784), (129042, 161280), (134820, 154368), (135072, 154080), (136960, 151956), (138240, 150549), (138672, 150080), (143380, 145152), (143808, 144720)]