20145565440

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1805

約数の個数: 864

約数和(自身を含む): 93638877696

約数和(自身を除く): 73493312256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 36, 39, 40, 42, 44, 45, 48, 52, 55, 56, 60, 63, 64, 65, 66, 70, 72, 77, 78, 80, 84, 88, 90, 91, 96, 99, 104, 105, 110, 112, 117, 120, 126, 128, 130, 132, 140, 143, 144, 154, 156, 160, 165, 168, 176, 180, 182, 192, 195, 198, 208, 210, 220, 224, 231, 234, 240, 252, 256, 260, 264, 273, 280, 286, 288, 308, 312, 315, 320, 330, 336, 352, 360, 364, 384, 385, 390, 396, 416, 420, 429, 440, 448, 455, 462, 468, 480, 495, 504, 520, 528, 546, 560, 572, 576, 585, 616, 624, 630, 640, 660, 672, 693, 704, 715, 720, 728, 768, 770, 780, 792, 819, 832, 840, 858, 880, 896, 910, 924, 936, 960, 990, 1001, 1008, 1040, 1056, 1092, 1120, 1144, 1152, 1155, 1170, 1232, 1248, 1260, 1280, 1287, 1320, 1344, 1365, 1386, 1408, 1430, 1440, 1456, 1540, 1560, 1584, 1638, 1664, 1680, 1716, 1747, 1760, 1792, 1820, 1848, 1872, 1920, 1980, 2002, 2016, 2080, 2112, 2145, 2184, 2240, 2288, 2304, 2310, 2340, 2464, 2496, 2520, 2574, 2640, 2688, 2730, 2772, 2816, 2860, 2880, 2912, 3003, 3080, 3120, 3168, 3276, 3328, 3360, 3432, 3465, 3494, 3520, 3640, 3696, 3744, 3840, 3960, 4004, 4032, 4095, 4160, 4224, 4290, 4368, 4480, 4576, 4620, 4680, 4928, 4992, 5005, 5040, 5148, 5241, 5280, 5376, 5460, 5544, 5720, 5760, 5824, 6006, 6160, 6240, 6336, 6435, 6552, 6720, 6864, 6930, 6988, 7040, 7280, 7392, 7488, 7920, 8008, 8064, 8190, 8320, 8448, 8580, 8735, 8736, 8960, 9009, 9152, 9240, 9360, 9856, 9984, 10010, 10080, 10296, 10482, 10560, 10920, 11088, 11440, 11520, 11648, 12012, 12229, 12320, 12480, 12672, 12870, 13104, 13440, 13728, 13860, 13976, 14080, 14560, 14784, 14976, 15015, 15723, 15840, 16016, 16128, 16380, 16640, 17160, 17470, 17472, 18018, 18304, 18480, 18720, 19217, 19712, 20020, 20160, 20592, 20964, 21120, 21840, 22176, 22711, 22880, 23296, 24024, 24458, 24640, 24960, 25344, 25740, 26205, 26208, 26880, 27456, 27720, 27952, 29120, 29568, 29952, 30030, 31446, 31680, 32032, 32760, 34320, 34940, 34944, 36036, 36608, 36687, 36960, 37440, 38434, 40040, 40320, 41184, 41928, 42240, 43680, 44352, 45045, 45422, 45760, 48048, 48916, 49280, 49920, 51480, 52410, 52416, 54912, 55440, 55904, 57651, 58240, 59136, 60060, 61145, 62892, 63360, 64064, 65520, 68133, 68640, 69880, 69888, 72072, 73374, 73920, 74880, 76868, 78615, 80080, 80640, 82368, 83856, 87360, 88704, 90090, 90844, 91520, 96085, 96096, 97832, 98560, 102960, 104820, 104832, 109824, 110061, 110880, 111808, 113555, 115302, 116480, 120120, 122290, 125784, 126720, 128128, 131040, 134519, 136266, 137280, 139760, 144144, 146748, 147840, 149760, 153736, 157230, 158977, 160160, 164736, 167712, 172953, 174720, 177408, 180180, 181688, 183040, 183435, 192170, 192192, 195664, 204399, 205920, 209640, 209664, 220122, 221760, 223616, 227110, 230604, 240240, 244580, 249821, 251568, 256256, 262080, 269038, 272532, 274560, 279520, 288255, 288288, 293496, 295680, 307472, 314460, 317954, 320320, 329472, 335424, 340665, 345906, 349440, 360360, 363376, 366870, 384340, 384384, 391328, 403557, 408798, 411840, 419280, 440244, 443520, 447232, 454220, 461208, 476931, 480480, 489160, 499642, 503136, 524160, 538076, 545064, 549120, 550305, 559040, 576510, 576576, 586992, 614944, 628920, 635908, 640640, 670848, 672595, 681330, 691812, 720720, 726752, 733740, 749463, 768680, 768768, 782656, 794885, 807114, 817596, 823680, 838560, 864765, 880488, 887040, 908440, 922416, 953862, 960960, 978320, 999284, 1006272, 1021995, 1048320, 1076152, 1090128, 1100610, 1118080, 1153020, 1153152, 1173984, 1210671, 1229888, 1249105, 1257840, 1271816, 1281280, 1341696, 1345190, 1362660, 1383624, 1430793, 1441440, 1453504, 1467480, 1498926, 1537360, 1565312, 1589770, 1614228, 1635192, 1647360, 1677120, 1729530, 1748747, 1760976, 1816880, 1844832, 1907724, 1921920, 1956640, 1998568, 2012544, 2017785, 2043990, 2152304, 2180256, 2201220, 2236160, 2248389, 2306040, 2306304, 2347968, 2384655, 2421342, 2459776, 2498210, 2515680, 2543632, 2690380, 2725320, 2767248, 2861586, 2882880, 2907008, 2934960, 2997852, 3074720, 3130624, 3179540, 3228456, 3270384, 3354240, 3459060, 3497494, 3521952, 3633760, 3689664, 3747315, 3815448, 3843840, 3913280, 3997136, 4025088, 4035570, 4087980, 4304608, 4360512, 4402440, 4496778, 4612080, 4695936, 4769310, 4842684, 4919552, 4996420, 5031360, 5087264, 5246241, 5380760, 5450640, 5534496, 5723172, 5765760, 5814016, 5869920, 5995704, 6053355, 6149440, 6359080, 6456912, 6540768, 6708480, 6918120, 6994988, 7043904, 7153965, 7267520, 7379328, 7494630, 7630896, 7826560, 7994272, 8071140, 8175960, 8609216, 8721024, 8743735, 8804880, 8993556, 9224160, 9391872, 9538620, 9685368, 9992840, 10062720, 10174528, 10492482, 10761520, 10901280, 11068992, 11241945, 11446344, 11531520, 11739840, 11991408, 12106710, 12298880, 12718160, 12913824, 13081536, 13836240, 13989976, 14087808, 14307930, 14535040, 14758656, 14989260, 15261792, 15653120, 15738723, 15988544, 16142280, 16351920, 17218432, 17442048, 17487470, 17609760, 17987112, 18448320, 19077240, 19370736, 19985680, 20125440, 20349056, 20984964, 21523040, 21802560, 22137984, 22483890, 22892688, 23479680, 23982816, 24213420, 24597760, 25436320, 25827648, 26163072, 26231205, 27672480, 27979952, 28175616, 28615860, 29070080, 29978520, 30523584, 31477446, 31977088, 32284560, 32703840, 34436864, 34974940, 35219520, 35974224, 36896640, 38154480, 38741472, 39971360, 40698112, 41969928, 43046080, 43605120, 44275968, 44967780, 45785376, 46959360, 47965632, 48426840, 50872640, 51655296, 52326144, 52462410, 55344960, 55959904, 57231720, 59957040, 61047168, 62954892, 63954176, 64569120, 65407680, 69949880, 70439040, 71948448, 73793280, 76308960, 77482944, 78693615, 79942720, 83939856, 86092160, 87210240, 89935560, 91570752, 95931264, 96853680, 101745280, 103310592, 104924820, 110689920, 111919808, 114463440, 119914080, 122094336, 125909784, 129138240, 130815360, 139899760, 140878080, 143896896, 152617920, 154965888, 157387230, 159885440, 167879712, 172184320, 179871120, 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約数ペア:

[(1, 20145565440), (2, 10072782720), (3, 6715188480), (4, 5036391360), (5, 4029113088), (6, 3357594240), (7, 2877937920), (8, 2518195680), (9, 2238396160), (10, 2014556544), (11, 1831415040), (12, 1678797120), (13, 1549658880), (14, 1438968960), (15, 1343037696), (16, 1259097840), (18, 1119198080), (20, 1007278272), (21, 959312640), (22, 915707520), (24, 839398560), (26, 774829440), (28, 719484480), (30, 671518848), (32, 629548920), (33, 610471680), (35, 575587584), (36, 559599040), (39, 516552960), (40, 503639136), (42, 479656320), (44, 457853760), (45, 447679232), (48, 419699280), (52, 387414720), (55, 366283008), (56, 359742240), (60, 335759424), (63, 319770880), (64, 314774460), (65, 309931776), (66, 305235840), (70, 287793792), (72, 279799520), (77, 261630720), (78, 258276480), (80, 251819568), (84, 239828160), (88, 228926880), (90, 223839616), (91, 221379840), (96, 209849640), (99, 203490560), (104, 193707360), (105, 191862528), (110, 183141504), (112, 179871120), (117, 172184320), (120, 167879712), (126, 159885440), (128, 157387230), (130, 154965888), (132, 152617920), (140, 143896896), (143, 140878080), (144, 139899760), (154, 130815360), (156, 129138240), (160, 125909784), (165, 122094336), (168, 119914080), (176, 114463440), (180, 111919808), (182, 110689920), (192, 104924820), (195, 103310592), (198, 101745280), (208, 96853680), (210, 95931264), (220, 91570752), (224, 89935560), (231, 87210240), (234, 86092160), (240, 83939856), (252, 79942720), (256, 78693615), (260, 77482944), (264, 76308960), (273, 73793280), (280, 71948448), (286, 70439040), (288, 69949880), (308, 65407680), (312, 64569120), (315, 63954176), (320, 62954892), (330, 61047168), (336, 59957040), (352, 57231720), (360, 55959904), (364, 55344960), (384, 52462410), (385, 52326144), (390, 51655296), (396, 50872640), (416, 48426840), (420, 47965632), (429, 46959360), (440, 45785376), (448, 44967780), (455, 44275968), (462, 43605120), (468, 43046080), (480, 41969928), (495, 40698112), (504, 39971360), (520, 38741472), (528, 38154480), (546, 36896640), (560, 35974224), (572, 35219520), (576, 34974940), (585, 34436864), (616, 32703840), (624, 32284560), (630, 31977088), (640, 31477446), (660, 30523584), (672, 29978520), (693, 29070080), (704, 28615860), (715, 28175616), (720, 27979952), (728, 27672480), (768, 26231205), (770, 26163072), (780, 25827648), (792, 25436320), (819, 24597760), (832, 24213420), (840, 23982816), (858, 23479680), (880, 22892688), (896, 22483890), (910, 22137984), (924, 21802560), (936, 21523040), (960, 20984964), (990, 20349056), (1001, 20125440), (1008, 19985680), (1040, 19370736), (1056, 19077240), (1092, 18448320), (1120, 17987112), (1144, 17609760), (1152, 17487470), (1155, 17442048), (1170, 17218432), (1232, 16351920), (1248, 16142280), (1260, 15988544), (1280, 15738723), (1287, 15653120), (1320, 15261792), (1344, 14989260), (1365, 14758656), (1386, 14535040), (1408, 14307930), (1430, 14087808), (1440, 13989976), (1456, 13836240), (1540, 13081536), (1560, 12913824), (1584, 12718160), (1638, 12298880), (1664, 12106710), (1680, 11991408), (1716, 11739840), (1747, 11531520), (1760, 11446344), (1792, 11241945), (1820, 11068992), (1848, 10901280), (1872, 10761520), (1920, 10492482), (1980, 10174528), (2002, 10062720), (2016, 9992840), (2080, 9685368), (2112, 9538620), (2145, 9391872), (2184, 9224160), (2240, 8993556), (2288, 8804880), (2304, 8743735), (2310, 8721024), (2340, 8609216), (2464, 8175960), (2496, 8071140), (2520, 7994272), (2574, 7826560), (2640, 7630896), (2688, 7494630), (2730, 7379328), (2772, 7267520), (2816, 7153965), (2860, 7043904), (2880, 6994988), (2912, 6918120), (3003, 6708480), (3080, 6540768), (3120, 6456912), (3168, 6359080), (3276, 6149440), (3328, 6053355), (3360, 5995704), (3432, 5869920), (3465, 5814016), (3494, 5765760), (3520, 5723172), (3640, 5534496), (3696, 5450640), (3744, 5380760), (3840, 5246241), (3960, 5087264), (4004, 5031360), (4032, 4996420), (4095, 4919552), (4160, 4842684), (4224, 4769310), (4290, 4695936), (4368, 4612080), (4480, 4496778), (4576, 4402440), (4620, 4360512), (4680, 4304608), (4928, 4087980), (4992, 4035570), (5005, 4025088), (5040, 3997136), (5148, 3913280), (5241, 3843840), (5280, 3815448), (5376, 3747315), (5460, 3689664), (5544, 3633760), (5720, 3521952), (5760, 3497494), (5824, 3459060), (6006, 3354240), (6160, 3270384), (6240, 3228456), (6336, 3179540), (6435, 3130624), (6552, 3074720), (6720, 2997852), (6864, 2934960), (6930, 2907008), (6988, 2882880), (7040, 2861586), (7280, 2767248), (7392, 2725320), (7488, 2690380), (7920, 2543632), (8008, 2515680), (8064, 2498210), (8190, 2459776), (8320, 2421342), (8448, 2384655), (8580, 2347968), (8735, 2306304), (8736, 2306040), (8960, 2248389), (9009, 2236160), (9152, 2201220), (9240, 2180256), (9360, 2152304), (9856, 2043990), (9984, 2017785), (10010, 2012544), (10080, 1998568), (10296, 1956640), (10482, 1921920), (10560, 1907724), (10920, 1844832), (11088, 1816880), (11440, 1760976), (11520, 1748747), (11648, 1729530), (12012, 1677120), (12229, 1647360), (12320, 1635192), (12480, 1614228), (12672, 1589770), (12870, 1565312), (13104, 1537360), (13440, 1498926), (13728, 1467480), (13860, 1453504), (13976, 1441440), (14080, 1430793), (14560, 1383624), (14784, 1362660), (14976, 1345190), (15015, 1341696), (15723, 1281280), (15840, 1271816), (16016, 1257840), (16128, 1249105), (16380, 1229888), (16640, 1210671), (17160, 1173984), (17470, 1153152), (17472, 1153020), (18018, 1118080), (18304, 1100610), (18480, 1090128), (18720, 1076152), (19217, 1048320), (19712, 1021995), (20020, 1006272), (20160, 999284), (20592, 978320), (20964, 960960), (21120, 953862), (21840, 922416), (22176, 908440), (22711, 887040), (22880, 880488), (23296, 864765), (24024, 838560), (24458, 823680), (24640, 817596), (24960, 807114), (25344, 794885), (25740, 782656), (26205, 768768), (26208, 768680), (26880, 749463), (27456, 733740), (27720, 726752), (27952, 720720), (29120, 691812), (29568, 681330), (29952, 672595), (30030, 670848), (31446, 640640), (31680, 635908), (32032, 628920), (32760, 614944), (34320, 586992), (34940, 576576), (34944, 576510), (36036, 559040), (36608, 550305), (36687, 549120), (36960, 545064), (37440, 538076), (38434, 524160), (40040, 503136), (40320, 499642), (41184, 489160), (41928, 480480), (42240, 476931), (43680, 461208), (44352, 454220), (45045, 447232), (45422, 443520), (45760, 440244), (48048, 419280), (48916, 411840), (49280, 408798), (49920, 403557), (51480, 391328), (52410, 384384), (52416, 384340), (54912, 366870), (55440, 363376), (55904, 360360), (57651, 349440), (58240, 345906), (59136, 340665), (60060, 335424), (61145, 329472), (62892, 320320), (63360, 317954), (64064, 314460), (65520, 307472), (68133, 295680), (68640, 293496), (69880, 288288), (69888, 288255), (72072, 279520), (73374, 274560), (73920, 272532), (74880, 269038), (76868, 262080), (78615, 256256), (80080, 251568), (80640, 249821), (82368, 244580), (83856, 240240), (87360, 230604), (88704, 227110), (90090, 223616), (90844, 221760), (91520, 220122), (96085, 209664), (96096, 209640), (97832, 205920), (98560, 204399), (102960, 195664), (104820, 192192), (104832, 192170), (109824, 183435), (110061, 183040), (110880, 181688), (111808, 180180), (113555, 177408), (115302, 174720), (116480, 172953), (120120, 167712), (122290, 164736), (125784, 160160), (126720, 158977), (128128, 157230), (131040, 153736), (134519, 149760), (136266, 147840), (137280, 146748), (139760, 144144)]