20216528640

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 1152

約数和(自身を含む): 91550269440

約数和(自身を除く): 71333740800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 71, 72, 77, 80, 84, 88, 90, 96, 99, 105, 107, 108, 110, 112, 120, 126, 128, 132, 135, 140, 142, 144, 154, 160, 165, 168, 176, 180, 189, 192, 198, 210, 213, 214, 216, 220, 224, 231, 240, 252, 256, 264, 270, 280, 284, 288, 297, 308, 315, 320, 321, 330, 336, 352, 355, 360, 378, 384, 385, 396, 420, 426, 428, 432, 440, 448, 462, 480, 495, 497, 504, 528, 535, 540, 560, 568, 576, 594, 616, 630, 639, 640, 642, 660, 672, 693, 704, 710, 720, 749, 756, 768, 770, 781, 792, 840, 852, 856, 864, 880, 896, 924, 945, 960, 963, 990, 994, 1008, 1056, 1065, 1070, 1080, 1120, 1136, 1152, 1155, 1177, 1188, 1232, 1260, 1278, 1280, 1284, 1320, 1344, 1386, 1408, 1420, 1440, 1485, 1491, 1498, 1512, 1540, 1562, 1584, 1605, 1680, 1704, 1712, 1728, 1760, 1792, 1848, 1890, 1917, 1920, 1926, 1980, 1988, 2016, 2079, 2112, 2130, 2140, 2160, 2240, 2247, 2272, 2304, 2310, 2343, 2354, 2376, 2464, 2485, 2520, 2556, 2568, 2640, 2688, 2772, 2816, 2840, 2880, 2889, 2970, 2982, 2996, 3024, 3080, 3124, 3168, 3195, 3210, 3360, 3408, 3424, 3456, 3465, 3520, 3531, 3696, 3745, 3780, 3834, 3840, 3852, 3905, 3960, 3976, 4032, 4158, 4224, 4260, 4280, 4320, 4473, 4480, 4494, 4544, 4620, 4686, 4708, 4752, 4815, 4928, 4970, 5040, 5112, 5136, 5280, 5376, 5467, 5544, 5680, 5760, 5778, 5885, 5940, 5964, 5992, 6048, 6160, 6248, 6336, 6390, 6420, 6720, 6741, 6816, 6848, 6912, 6930, 7029, 7040, 7062, 7392, 7455, 7490, 7560, 7597, 7668, 7704, 7810, 7920, 7952, 8064, 8239, 8316, 8448, 8520, 8560, 8640, 8946, 8960, 8988, 9088, 9240, 9372, 9416, 9504, 9585, 9630, 9856, 9940, 10080, 10224, 10272, 10395, 10560, 10593, 10934, 11088, 11235, 11360, 11520, 11556, 11715, 11770, 11880, 11928, 11984, 12096, 12320, 12496, 12672, 12780, 12840, 13419, 13440, 13482, 13632, 13696, 13860, 14058, 14080, 14124, 14445, 14784, 14910, 14980, 15120, 15194, 15336, 15408, 15620, 15840, 15904, 16128, 16401, 16478, 16632, 17040, 17120, 17280, 17655, 17892, 17976, 18176, 18480, 18744, 18832, 19008, 19170, 19260, 19712, 19880, 20160, 20223, 20448, 20544, 20790, 21087, 21120, 21186, 21868, 22176, 22365, 22470, 22720, 22791, 23112, 23430, 23540, 23760, 23856, 23968, 24192, 24640, 24717, 24992, 25344, 25560, 25680, 26838, 26880, 26964, 27264, 27335, 27392, 27720, 28116, 28248, 28890, 29568, 29820, 29960, 30240, 30388, 30672, 30816, 31240, 31680, 31779, 31808, 32802, 32956, 33264, 33705, 34080, 34240, 34560, 35145, 35310, 35784, 35952, 36960, 37488, 37664, 37985, 38016, 38340, 38520, 39760, 40320, 40446, 40896, 41088, 41195, 41580, 42174, 42240, 42372, 43736, 44352, 44730, 44940, 45440, 45582, 46224, 46860, 47080, 47520, 47712, 47936, 48384, 49203, 49280, 49434, 49984, 51120, 51360, 52965, 53179, 53676, 53928, 54528, 54670, 55440, 56232, 56496, 57780, 59136, 59640, 59920, 60480, 60776, 61344, 61632, 62480, 63360, 63558, 63616, 65604, 65912, 66528, 67095, 67410, 68160, 68373, 68480, 70290, 70620, 71568, 71904, 73920, 74151, 74976, 75328, 75970, 76032, 76680, 77040, 79520, 80640, 80892, 81792, 82005, 82176, 82390, 83160, 83567, 84348, 84744, 87472, 88704, 89460, 89880, 90880, 91164, 92448, 93720, 94160, 95040, 95424, 95872, 98406, 98560, 98868, 99968, 101115, 102240, 102720, 105435, 105930, 106358, 107352, 107856, 109340, 110880, 112464, 112992, 113955, 115560, 119280, 119840, 120960, 121552, 122688, 123264, 123585, 124960, 126720, 127116, 127232, 131208, 131824, 133056, 134190, 134820, 136320, 136746, 136960, 140580, 141240, 143136, 143808, 147609, 147840, 148302, 149952, 150656, 151940, 153360, 154080, 158895, 159040, 159537, 161784, 163584, 164010, 164780, 166320, 167134, 168696, 169488, 174944, 177408, 178920, 179760, 182328, 184896, 187440, 188320, 190080, 190848, 191744, 196812, 197736, 199936, 202230, 204480, 205119, 205440, 210870, 211860, 212716, 214704, 215712, 218680, 221760, 222453, 224928, 225984, 227910, 231120, 238560, 239680, 241920, 243104, 245376, 246015, 246528, 247170, 249920, 250701, 254232, 262416, 263648, 265895, 266112, 268380, 269640, 272640, 273492, 281160, 282480, 286272, 287616, 295218, 295680, 296604, 299904, 301312, 303880, 306720, 308160, 317790, 318080, 319074, 323568, 328020, 329560, 332640, 334268, 337392, 338976, 341865, 349888, 357840, 359520, 364656, 369792, 370755, 374880, 376640, 380160, 381696, 393624, 395472, 404460, 408960, 410238, 410880, 417835, 421740, 423720, 425432, 429408, 431424, 437360, 443520, 444906, 449856, 451968, 455820, 462240, 477120, 478611, 479360, 486208, 490752, 492030, 494340, 499840, 501402, 508464, 524832, 527296, 531790, 532224, 536760, 539280, 546984, 562320, 564960, 572544, 575232, 584969, 590436, 593208, 599808, 607760, 613440, 616320, 635580, 636160, 638148, 647136, 656040, 659120, 665280, 668536, 674784, 677952, 683730, 699776, 715680, 719040, 729312, 738045, 739584, 741510, 749760, 752103, 753280, 787248, 790944, 797685, 808920, 817920, 820476, 835670, 843480, 847440, 850864, 858816, 862848, 874720, 887040, 889812, 899712, 903936, 911640, 924480, 954240, 957222, 958720, 972416, 984060, 988680, 999680, 1002804, 1016928, 1025595, 1049664, 1054592, 1063580, 1073520, 1078560, 1093968, 1112265, 1124640, 1129920, 1145088, 1169938, 1180872, 1186416, 1215520, 1226880, 1232640, 1253505, 1271160, 1276296, 1294272, 1312080, 1318240, 1330560, 1337072, 1349568, 1355904, 1367460, 1399552, 1431360, 1435833, 1438080, 1458624, 1476090, 1483020, 1499520, 1504206, 1506560, 1574496, 1581888, 1595370, 1617840, 1640952, 1671340, 1686960, 1694880, 1701728, 1717632, 1725696, 1749440, 1754907, 1779624, 1799424, 1823280, 1848960, 1908480, 1914444, 1944832, 1968120, 1977360, 2005608, 2033856, 2051190, 2099328, 2109184, 2127160, 2147040, 2157120, 2187936, 2224530, 2249280, 2256309, 2259840, 2339876, 2361744, 2372832, 2393055, 2431040, 2453760, 2507010, 2542320, 2552592, 2588544, 2624160, 2636480, 2661120, 2674144, 2699136, 2711808, 2734920, 2862720, 2871666, 2876160, 2917248, 2924845, 2952180, 2966040, 2999040, 3008412, 3148992, 3163776, 3190740, 3235680, 3281904, 3342680, 3373920, 3389760, 3403456, 3435264, 3498880, 3509814, 3559248, 3646560, 3697920, 3760515, 3828888, 3936240, 3954720, 4011216, 4067712, 4102380, 4198656, 4254320, 4294080, 4314240, 4375872, 4449060, 4498560, 4512618, 4519680, 4679752, 4723488, 4745664, 4786110, 4862080, 5014020, 5084640, 5105184, 5177088, 5248320, 5264721, 5272960, 5348288, 5398272, 5469840, 5725440, 5743332, 5834496, 5849690, 5904360, 5932080, 6016824, 6297984, 6327552, 6381480, 6471360, 6563808, 6685360, 6747840, 6779520, 6806912, 6997760, 7019628, 7118496, 7179165, 7293120, 7521030, 7657776, 7872480, 7909440, 8022432, 8135424, 8204760, 8508640, 8588160, 8628480, 8751744, 8774535, 8898120, 8997120, 9025236, 9359504, 9446976, 9491328, 9572220, 9724160, 10028040, 10169280, 10210368, 10496640, 10529442, 10545920, 10696576, 10939680, 11281545, 11486664, 11699380, 11808720, 11864160, 12033648, 12595968, 12762960, 12942720, 13127616, 13370720, 13495680, 13559040, 13613824, 14039256, 14236992, 14358330, 14586240, 15042060, 15315552, 15744960, 15794163, 15818880, 16044864, 16409520, 17017280, 17176320, 17503488, 17549070, 17796240, 18050472, 18719008, 18893952, 18982656, 19144440, 20056080, 20338560, 20420736, 20993280, 21058884, 21393152, 21879360, 22563090, 22973328, 23398760, 23617440, 23728320, 24067296, 25525920, 25885440, 26255232, 26323605, 26741440, 26991360, 28078512, 28473984, 28716660, 29172480, 30084120, 30631104, 31489920, 31588326, 31637760, 32089728, 32819040, 34034560, 35098140, 35592480, 36100944, 37438016, 37787904, 38288880, 40112160, 40677120, 40841472, 42117768, 43758720, 45126180, 45946656, 46797520, 47234880, 47456640, 48134592, 51051840, 52510464, 52647210, 53482880, 56157024, 56947968, 57433320, 60168240, 61262208, 62979840, 63176652, 64179456, 65638080, 68069120, 70196280, 71184960, 72201888, 74876032, 76577760, 78970815, 80224320, 84235536, 87517440, 90252360, 91893312, 93595040, 94469760, 94913280, 96269184, 102103680, 105294420, 106965760, 112314048, 114866640, 120336480, 122524416, 126353304, 131276160, 140392560, 142369920, 144403776, 149752064, 153155520, 157941630, 160448640, 168471072, 180504720, 183786624, 187190080, 188939520, 192538368, 204207360, 210588840, 224628096, 229733280, 240672960, 252706608, 262552320, 280785120, 284739840, 288807552, 306311040, 315883260, 320897280, 336942144, 361009440, 367573248, 374380160, 421177680, 449256192, 459466560, 481345920, 505413216, 561570240, 577615104, 612622080, 631766520, 673884288, 722018880, 748760320, 842355360, 918933120, 962691840, 1010826432, 1123140480, 1263533040, 1347768576, 1444037760, 1684710720, 1837866240, 2021652864, 2246280960, 2527066080, 2888075520, 3369421440, 4043305728, 5054132160, 6738842880, 10108264320, 20216528640]

約数ペア:

[(1, 20216528640), (2, 10108264320), (3, 6738842880), (4, 5054132160), (5, 4043305728), (6, 3369421440), (7, 2888075520), (8, 2527066080), (9, 2246280960), (10, 2021652864), (11, 1837866240), (12, 1684710720), (14, 1444037760), (15, 1347768576), (16, 1263533040), (18, 1123140480), (20, 1010826432), (21, 962691840), (22, 918933120), (24, 842355360), (27, 748760320), (28, 722018880), (30, 673884288), (32, 631766520), (33, 612622080), (35, 577615104), (36, 561570240), (40, 505413216), (42, 481345920), (44, 459466560), (45, 449256192), (48, 421177680), (54, 374380160), (55, 367573248), (56, 361009440), (60, 336942144), (63, 320897280), (64, 315883260), (66, 306311040), (70, 288807552), (71, 284739840), (72, 280785120), (77, 262552320), (80, 252706608), (84, 240672960), (88, 229733280), (90, 224628096), (96, 210588840), (99, 204207360), (105, 192538368), (107, 188939520), (108, 187190080), (110, 183786624), (112, 180504720), (120, 168471072), (126, 160448640), (128, 157941630), (132, 153155520), (135, 149752064), (140, 144403776), (142, 142369920), (144, 140392560), (154, 131276160), (160, 126353304), (165, 122524416), (168, 120336480), (176, 114866640), (180, 112314048), (189, 106965760), (192, 105294420), (198, 102103680), (210, 96269184), (213, 94913280), (214, 94469760), (216, 93595040), (220, 91893312), (224, 90252360), (231, 87517440), (240, 84235536), (252, 80224320), (256, 78970815), (264, 76577760), (270, 74876032), (280, 72201888), (284, 71184960), (288, 70196280), (297, 68069120), (308, 65638080), (315, 64179456), (320, 63176652), (321, 62979840), (330, 61262208), (336, 60168240), (352, 57433320), (355, 56947968), (360, 56157024), (378, 53482880), (384, 52647210), (385, 52510464), (396, 51051840), (420, 48134592), (426, 47456640), (428, 47234880), (432, 46797520), (440, 45946656), (448, 45126180), (462, 43758720), (480, 42117768), (495, 40841472), (497, 40677120), (504, 40112160), (528, 38288880), (535, 37787904), (540, 37438016), (560, 36100944), (568, 35592480), (576, 35098140), (594, 34034560), (616, 32819040), (630, 32089728), (639, 31637760), (640, 31588326), (642, 31489920), (660, 30631104), (672, 30084120), (693, 29172480), (704, 28716660), (710, 28473984), (720, 28078512), (749, 26991360), (756, 26741440), (768, 26323605), (770, 26255232), (781, 25885440), (792, 25525920), (840, 24067296), (852, 23728320), (856, 23617440), (864, 23398760), (880, 22973328), (896, 22563090), (924, 21879360), (945, 21393152), (960, 21058884), (963, 20993280), (990, 20420736), (994, 20338560), (1008, 20056080), (1056, 19144440), (1065, 18982656), (1070, 18893952), (1080, 18719008), (1120, 18050472), (1136, 17796240), (1152, 17549070), (1155, 17503488), (1177, 17176320), (1188, 17017280), (1232, 16409520), (1260, 16044864), (1278, 15818880), (1280, 15794163), (1284, 15744960), (1320, 15315552), (1344, 15042060), (1386, 14586240), (1408, 14358330), (1420, 14236992), (1440, 14039256), (1485, 13613824), (1491, 13559040), (1498, 13495680), (1512, 13370720), (1540, 13127616), (1562, 12942720), (1584, 12762960), (1605, 12595968), (1680, 12033648), (1704, 11864160), (1712, 11808720), (1728, 11699380), (1760, 11486664), (1792, 11281545), (1848, 10939680), (1890, 10696576), (1917, 10545920), (1920, 10529442), (1926, 10496640), (1980, 10210368), (1988, 10169280), (2016, 10028040), (2079, 9724160), (2112, 9572220), (2130, 9491328), (2140, 9446976), (2160, 9359504), (2240, 9025236), (2247, 8997120), (2272, 8898120), (2304, 8774535), (2310, 8751744), (2343, 8628480), (2354, 8588160), (2376, 8508640), (2464, 8204760), (2485, 8135424), (2520, 8022432), (2556, 7909440), (2568, 7872480), (2640, 7657776), (2688, 7521030), (2772, 7293120), (2816, 7179165), (2840, 7118496), (2880, 7019628), (2889, 6997760), (2970, 6806912), (2982, 6779520), (2996, 6747840), (3024, 6685360), (3080, 6563808), (3124, 6471360), (3168, 6381480), (3195, 6327552), (3210, 6297984), (3360, 6016824), (3408, 5932080), (3424, 5904360), (3456, 5849690), (3465, 5834496), (3520, 5743332), (3531, 5725440), (3696, 5469840), (3745, 5398272), (3780, 5348288), (3834, 5272960), (3840, 5264721), (3852, 5248320), (3905, 5177088), (3960, 5105184), (3976, 5084640), (4032, 5014020), (4158, 4862080), (4224, 4786110), (4260, 4745664), (4280, 4723488), (4320, 4679752), (4473, 4519680), (4480, 4512618), (4494, 4498560), (4544, 4449060), (4620, 4375872), (4686, 4314240), (4708, 4294080), (4752, 4254320), (4815, 4198656), (4928, 4102380), (4970, 4067712), (5040, 4011216), (5112, 3954720), (5136, 3936240), (5280, 3828888), (5376, 3760515), (5467, 3697920), (5544, 3646560), (5680, 3559248), (5760, 3509814), (5778, 3498880), (5885, 3435264), (5940, 3403456), (5964, 3389760), (5992, 3373920), (6048, 3342680), (6160, 3281904), (6248, 3235680), (6336, 3190740), (6390, 3163776), (6420, 3148992), (6720, 3008412), (6741, 2999040), (6816, 2966040), (6848, 2952180), (6912, 2924845), (6930, 2917248), (7029, 2876160), (7040, 2871666), (7062, 2862720), (7392, 2734920), (7455, 2711808), (7490, 2699136), (7560, 2674144), (7597, 2661120), (7668, 2636480), (7704, 2624160), (7810, 2588544), (7920, 2552592), (7952, 2542320), (8064, 2507010), (8239, 2453760), (8316, 2431040), (8448, 2393055), (8520, 2372832), (8560, 2361744), (8640, 2339876), (8946, 2259840), (8960, 2256309), (8988, 2249280), (9088, 2224530), (9240, 2187936), (9372, 2157120), (9416, 2147040), (9504, 2127160), (9585, 2109184), (9630, 2099328), (9856, 2051190), (9940, 2033856), (10080, 2005608), (10224, 1977360), (10272, 1968120), (10395, 1944832), (10560, 1914444), (10593, 1908480), (10934, 1848960), (11088, 1823280), (11235, 1799424), (11360, 1779624), (11520, 1754907), (11556, 1749440), (11715, 1725696), (11770, 1717632), (11880, 1701728), (11928, 1694880), (11984, 1686960), (12096, 1671340), (12320, 1640952), (12496, 1617840), (12672, 1595370), (12780, 1581888), (12840, 1574496), (13419, 1506560), (13440, 1504206), (13482, 1499520), (13632, 1483020), (13696, 1476090), (13860, 1458624), (14058, 1438080), (14080, 1435833), (14124, 1431360), (14445, 1399552), (14784, 1367460), (14910, 1355904), (14980, 1349568), (15120, 1337072), (15194, 1330560), (15336, 1318240), (15408, 1312080), (15620, 1294272), (15840, 1276296), (15904, 1271160), (16128, 1253505), (16401, 1232640), (16478, 1226880), (16632, 1215520), (17040, 1186416), (17120, 1180872), (17280, 1169938), (17655, 1145088), (17892, 1129920), (17976, 1124640), (18176, 1112265), (18480, 1093968), (18744, 1078560), (18832, 1073520), (19008, 1063580), (19170, 1054592), (19260, 1049664), (19712, 1025595), (19880, 1016928), (20160, 1002804), (20223, 999680), (20448, 988680), (20544, 984060), (20790, 972416), (21087, 958720), (21120, 957222), (21186, 954240), (21868, 924480), (22176, 911640), (22365, 903936), (22470, 899712), (22720, 889812), (22791, 887040), (23112, 874720), (23430, 862848), (23540, 858816), (23760, 850864), (23856, 847440), (23968, 843480), (24192, 835670), (24640, 820476), (24717, 817920), (24992, 808920), (25344, 797685), (25560, 790944), (25680, 787248), (26838, 753280), (26880, 752103), (26964, 749760), (27264, 741510), (27335, 739584), (27392, 738045), (27720, 729312), (28116, 719040), (28248, 715680), (28890, 699776), (29568, 683730), (29820, 677952), (29960, 674784), (30240, 668536), (30388, 665280), (30672, 659120), (30816, 656040), (31240, 647136), (31680, 638148), (31779, 636160), (31808, 635580), (32802, 616320), (32956, 613440), (33264, 607760), (33705, 599808), (34080, 593208), (34240, 590436), (34560, 584969), (35145, 575232), (35310, 572544), (35784, 564960), (35952, 562320), (36960, 546984), (37488, 539280), (37664, 536760), (37985, 532224), (38016, 531790), (38340, 527296), (38520, 524832), (39760, 508464), (40320, 501402), (40446, 499840), (40896, 494340), (41088, 492030), (41195, 490752), (41580, 486208), (42174, 479360), (42240, 478611), (42372, 477120), (43736, 462240), (44352, 455820), (44730, 451968), (44940, 449856), (45440, 444906), (45582, 443520), (46224, 437360), (46860, 431424), (47080, 429408), (47520, 425432), (47712, 423720), (47936, 421740), (48384, 417835), (49203, 410880), (49280, 410238), (49434, 408960), (49984, 404460), (51120, 395472), (51360, 393624), (52965, 381696), (53179, 380160), (53676, 376640), (53928, 374880), (54528, 370755), (54670, 369792), (55440, 364656), (56232, 359520), (56496, 357840), (57780, 349888), (59136, 341865), (59640, 338976), (59920, 337392), (60480, 334268), (60776, 332640), (61344, 329560), (61632, 328020), (62480, 323568), (63360, 319074), (63558, 318080), (63616, 317790), (65604, 308160), (65912, 306720), (66528, 303880), (67095, 301312), (67410, 299904), (68160, 296604), (68373, 295680), (68480, 295218), (70290, 287616), (70620, 286272), (71568, 282480), (71904, 281160), (73920, 273492), (74151, 272640), (74976, 269640), (75328, 268380), (75970, 266112), (76032, 265895), (76680, 263648), (77040, 262416), (79520, 254232), (80640, 250701), (80892, 249920), (81792, 247170), (82005, 246528), (82176, 246015), (82390, 245376), (83160, 243104), (83567, 241920), (84348, 239680), (84744, 238560), (87472, 231120), (88704, 227910), (89460, 225984), (89880, 224928), (90880, 222453), (91164, 221760), (92448, 218680), (93720, 215712), (94160, 214704), (95040, 212716), (95424, 211860), (95872, 210870), (98406, 205440), (98560, 205119), (98868, 204480), (99968, 202230), (101115, 199936), (102240, 197736), (102720, 196812), (105435, 191744), (105930, 190848), (106358, 190080), (107352, 188320), (107856, 187440), (109340, 184896), (110880, 182328), (112464, 179760), (112992, 178920), (113955, 177408), (115560, 174944), (119280, 169488), (119840, 168696), (120960, 167134), (121552, 166320), (122688, 164780), (123264, 164010), (123585, 163584), (124960, 161784), (126720, 159537), (127116, 159040), (127232, 158895), (131208, 154080), (131824, 153360), (133056, 151940), (134190, 150656), (134820, 149952), (136320, 148302), (136746, 147840), (136960, 147609), (140580, 143808), (141240, 143136)]