20218894080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 1152

約数和(自身を含む): 87594393600

約数和(自身を除く): 67375499520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 32, 33, 35, 38, 40, 42, 44, 48, 55, 56, 57, 59, 60, 61, 64, 66, 70, 76, 77, 80, 84, 88, 95, 96, 105, 110, 112, 114, 118, 120, 122, 128, 132, 133, 140, 152, 154, 160, 165, 168, 176, 177, 183, 190, 192, 209, 210, 220, 224, 228, 231, 236, 240, 244, 256, 264, 266, 280, 285, 295, 304, 305, 308, 320, 330, 336, 352, 354, 366, 380, 384, 385, 399, 413, 418, 420, 427, 440, 448, 456, 462, 472, 480, 488, 528, 532, 560, 570, 590, 608, 610, 616, 627, 640, 649, 660, 665, 671, 672, 704, 708, 732, 760, 768, 770, 798, 826, 836, 840, 854, 880, 885, 896, 912, 915, 924, 944, 960, 976, 1045, 1056, 1064, 1120, 1121, 1140, 1155, 1159, 1180, 1216, 1220, 1232, 1239, 1254, 1280, 1281, 1298, 1320, 1330, 1342, 1344, 1408, 1416, 1463, 1464, 1520, 1540, 1596, 1652, 1672, 1680, 1708, 1760, 1770, 1792, 1824, 1830, 1848, 1888, 1920, 1947, 1952, 1995, 2013, 2065, 2090, 2112, 2128, 2135, 2240, 2242, 2280, 2310, 2318, 2360, 2432, 2440, 2464, 2478, 2508, 2562, 2596, 2640, 2660, 2684, 2688, 2816, 2832, 2926, 2928, 3040, 3080, 3135, 3192, 3245, 3304, 3344, 3355, 3360, 3363, 3416, 3477, 3520, 3540, 3599, 3648, 3660, 3696, 3776, 3840, 3894, 3904, 3990, 4026, 4130, 4180, 4224, 4256, 4270, 4389, 4480, 4484, 4543, 4560, 4620, 4636, 4697, 4720, 4864, 4880, 4928, 4956, 5016, 5124, 5192, 5280, 5320, 5368, 5376, 5605, 5664, 5795, 5852, 5856, 6080, 6160, 6195, 6270, 6384, 6405, 6490, 6608, 6688, 6710, 6720, 6726, 6832, 6954, 7040, 7080, 7198, 7296, 7315, 7320, 7392, 7552, 7788, 7808, 7847, 7980, 8052, 8113, 8260, 8360, 8448, 8512, 8540, 8778, 8960, 8968, 9086, 9120, 9240, 9272, 9394, 9440, 9735, 9760, 9856, 9912, 10032, 10065, 10248, 10384, 10560, 10640, 10736, 10797, 11210, 11328, 11590, 11704, 11712, 12160, 12320, 12331, 12390, 12540, 12749, 12768, 12810, 12980, 13216, 13376, 13420, 13440, 13452, 13629, 13664, 13908, 14080, 14091, 14160, 14396, 14592, 14630, 14640, 14784, 15104, 15576, 15616, 15694, 15960, 16104, 16226, 16520, 16720, 16815, 17024, 17080, 17385, 17556, 17936, 17995, 18172, 18240, 18480, 18544, 18788, 18880, 19470, 19520, 19712, 19824, 20064, 20130, 20496, 20768, 21120, 21280, 21472, 21594, 21945, 22420, 22656, 22715, 23180, 23408, 23424, 23485, 23541, 24320, 24339, 24640, 24662, 24780, 25080, 25193, 25498, 25536, 25620, 25960, 26432, 26752, 26840, 26880, 26904, 27258, 27328, 27816, 28182, 28320, 28792, 29260, 29280, 29568, 31152, 31388, 31920, 32208, 32452, 33040, 33440, 33630, 34048, 34160, 34770, 35112, 35872, 35990, 36344, 36480, 36960, 36993, 37088, 37576, 37760, 38247, 38940, 39040, 39235, 39589, 39648, 40128, 40260, 40565, 40992, 41536, 42240, 42560, 42944, 43188, 43890, 44840, 45312, 45430, 46360, 46816, 46848, 46970, 47082, 48678, 49280, 49324, 49560, 50160, 50386, 50996, 51072, 51240, 51920, 52864, 53504, 53680, 53808, 53985, 54516, 54656, 55632, 56364, 56640, 57584, 58520, 58560, 59136, 61655, 62304, 62776, 63745, 63840, 64416, 64904, 66080, 66880, 67260, 68145, 68320, 68381, 69540, 70224, 70455, 71744, 71980, 72688, 72960, 73920, 73986, 74176, 75152, 75520, 75579, 76494, 77880, 78080, 78470, 79178, 79296, 80256, 80520, 81130, 81984, 83072, 85120, 85888, 86317, 86376, 87780, 89243, 89680, 90860, 92720, 93632, 93940, 94164, 97356, 98560, 98648, 99120, 100320, 100772, 101992, 102144, 102480, 103840, 105728, 107360, 107616, 107970, 109032, 109312, 111264, 112728, 113280, 115168, 117040, 117120, 117705, 118767, 121695, 123310, 124608, 125552, 125965, 127490, 127680, 128832, 129808, 132160, 133760, 134520, 136290, 136640, 136762, 139080, 140448, 140910, 143488, 143960, 145376, 147840, 147972, 148352, 150304, 151158, 152988, 155760, 156940, 158356, 158592, 160512, 161040, 162260, 163968, 166144, 170240, 171776, 172634, 172752, 175560, 178486, 179360, 181720, 184965, 185440, 187264, 187880, 188328, 191235, 194712, 197296, 197945, 198240, 200640, 201544, 203984, 204960, 205143, 207680, 214720, 215232, 215940, 218064, 222528, 225456, 226560, 230336, 234080, 234240, 235410, 237534, 243390, 246620, 249216, 251104, 251930, 254980, 255360, 257664, 258951, 259616, 264320, 267520, 267729, 269040, 272580, 273280, 273524, 277123, 278160, 280896, 281820, 286976, 287920, 290752, 295680, 295944, 296704, 300608, 302316, 305976, 311520, 313880, 316712, 317184, 322080, 324520, 327936, 341905, 345268, 345504, 351120, 356972, 358720, 363440, 369930, 370880, 374528, 375760, 376656, 377895, 382470, 389424, 394592, 395890, 396480, 401280, 403088, 407968, 409920, 410286, 415360, 429440, 430464, 431585, 431880, 436128, 445056, 446215, 450912, 460672, 468160, 470820, 475068, 478667, 486780, 493240, 498432, 502208, 503860, 509960, 510720, 515328, 517902, 519232, 528640, 535458, 538080, 545160, 546560, 547048, 554246, 556320, 561792, 563640, 575840, 581504, 591888, 593835, 601216, 604632, 611952, 623040, 627760, 633424, 644160, 649040, 683810, 690536, 691008, 702240, 713944, 717440, 726880, 739860, 741760, 751520, 752191, 753312, 755790, 764940, 778848, 789184, 791780, 792960, 802560, 806176, 815936, 819840, 820572, 830720, 831369, 858880, 860928, 863170, 863760, 872256, 890112, 892430, 901824, 921344, 936320, 941640, 950136, 957334, 973560, 986480, 1004416, 1007720, 1019920, 1025715, 1035804, 1038464, 1070916, 1076160, 1090320, 1094096, 1108492, 1112640, 1123584, 1127280, 1151680, 1163008, 1183776, 1187670, 1202432, 1209264, 1223904, 1246080, 1255520, 1266848, 1288320, 1294755, 1298080, 1338645, 1367620, 1381072, 1382016, 1385615, 1404480, 1427888, 1434880, 1436001, 1453760, 1479720, 1483520, 1503040, 1504382, 1506624, 1511580, 1529880, 1557696, 1578368, 1583560, 1585920, 1612352, 1631872, 1639680, 1641144, 1662738, 1726340, 1727520, 1744512, 1784860, 1803648, 1872640, 1883280, 1900272, 1914668, 1947120, 1972960, 2008832, 2015440, 2039840, 2051430, 2071608, 2076928, 2141832, 2152320, 2180640, 2188192, 2216984, 2225280, 2254560, 2256573, 2303360, 2367552, 2375340, 2393335, 2418528, 2447808, 2492160, 2511040, 2533696, 2576640, 2589510, 2596160, 2677290, 2735240, 2762144, 2764032, 2771230, 2808960, 2855776, 2872002, 2907520, 2959440, 3006080, 3008764, 3013248, 3023160, 3059760, 3115392, 3156736, 3167120, 3224704, 3263744, 3282288, 3325476, 3452680, 3455040, 3489024, 3569720, 3607296, 3760955, 3766560, 3800544, 3829336, 3894240, 3945920, 4030880, 4079680, 4102860, 4143216, 4156845, 4283664, 4304640, 4361280, 4376384, 4433968, 4450560, 4509120, 4513146, 4606720, 4735104, 4750680, 4786670, 4837056, 4895616, 5022080, 5067392, 5179020, 5192320, 5265337, 5354580, 5470480, 5524288, 5542460, 5617920, 5711552, 5744004, 5815040, 5918880, 6012160, 6017528, 6026496, 6046320, 6119520, 6230784, 6334240, 6449408, 6564576, 6650952, 6905360, 6910080, 7139440, 7180005, 7521910, 7533120, 7601088, 7658672, 7788480, 7891840, 8061760, 8159360, 8205720, 8286432, 8313690, 8567328, 8722560, 8752768, 8867936, 9018240, 9026292, 9470208, 9501360, 9573340, 9674112, 9791232, 10044160, 10134784, 10358040, 10384640, 10530674, 10709160, 10940960, 11048576, 11084920, 11282865, 11423104, 11488008, 11837760, 12035056, 12092640, 12239040, 12668480, 13129152, 13301904, 13810720, 13820160, 14278880, 14360010, 15043820, 15066240, 15202176, 15317344, 15576960, 15783680, 15796011, 16123520, 16318720, 16411440, 16572864, 16627380, 17134656, 17445120, 17505536, 17735872, 18036480, 18052584, 19002720, 19146680, 19348224, 20716080, 21061348, 21418320, 21881920, 22097152, 22169840, 22565730, 22846208, 22976016, 23675520, 24070112, 24185280, 24478080, 25336960, 26258304, 26326685, 26603808, 27621440, 28557760, 28720020, 30087640, 30132480, 30404352, 30634688, 31153920, 31592022, 32247040, 32822880, 33145728, 33254760, 34269312, 35471744, 36105168, 38005440, 38293360, 41432160, 42122696, 42836640, 43763840, 44339680, 45131460, 45952032, 47351040, 48140224, 48370560, 48956160, 50673920, 52516608, 52653370, 53207616, 55242880, 57115520, 57440040, 60175280, 61269376, 63184044, 65645760, 66291456, 66509520, 68538624, 70943488, 72210336, 76010880, 76586720, 78980055, 82864320, 84245392, 85673280, 87527680, 88679360, 90262920, 91904064, 96280448, 96741120, 105306740, 106415232, 110485760, 114231040, 114880080, 120350560, 122538752, 126368088, 131291520, 133019040, 144420672, 152021760, 153173440, 157960110, 165728640, 168490784, 171346560, 177358720, 180525840, 183808128, 192560896, 210613480, 212830464, 229760160, 240701120, 252736176, 262583040, 266038080, 288841344, 306346880, 315920220, 331457280, 336981568, 342693120, 354717440, 361051680, 367616256, 421226960, 459520320, 481402240, 505472352, 532076160, 577682688, 612693760, 631840440, 673963136, 722103360, 842453920, 919040640, 962804480, 1010944704, 1064152320, 1263680880, 1347926272, 1444206720, 1684907840, 1838081280, 2021889408, 2527361760, 2888413440, 3369815680, 4043778816, 5054723520, 6739631360, 10109447040, 20218894080]

約数ペア:

[(1, 20218894080), (2, 10109447040), (3, 6739631360), (4, 5054723520), (5, 4043778816), (6, 3369815680), (7, 2888413440), (8, 2527361760), (10, 2021889408), (11, 1838081280), (12, 1684907840), (14, 1444206720), (15, 1347926272), (16, 1263680880), (19, 1064152320), (20, 1010944704), (21, 962804480), (22, 919040640), (24, 842453920), (28, 722103360), (30, 673963136), (32, 631840440), (33, 612693760), (35, 577682688), (38, 532076160), (40, 505472352), (42, 481402240), (44, 459520320), (48, 421226960), (55, 367616256), (56, 361051680), (57, 354717440), (59, 342693120), (60, 336981568), (61, 331457280), (64, 315920220), (66, 306346880), (70, 288841344), (76, 266038080), (77, 262583040), (80, 252736176), (84, 240701120), (88, 229760160), (95, 212830464), (96, 210613480), (105, 192560896), (110, 183808128), (112, 180525840), (114, 177358720), (118, 171346560), (120, 168490784), (122, 165728640), (128, 157960110), (132, 153173440), (133, 152021760), (140, 144420672), (152, 133019040), (154, 131291520), (160, 126368088), (165, 122538752), (168, 120350560), (176, 114880080), (177, 114231040), (183, 110485760), (190, 106415232), (192, 105306740), (209, 96741120), (210, 96280448), (220, 91904064), (224, 90262920), (228, 88679360), (231, 87527680), (236, 85673280), (240, 84245392), (244, 82864320), (256, 78980055), (264, 76586720), (266, 76010880), (280, 72210336), (285, 70943488), (295, 68538624), (304, 66509520), (305, 66291456), (308, 65645760), (320, 63184044), (330, 61269376), (336, 60175280), (352, 57440040), (354, 57115520), (366, 55242880), (380, 53207616), (384, 52653370), (385, 52516608), (399, 50673920), (413, 48956160), (418, 48370560), (420, 48140224), (427, 47351040), (440, 45952032), (448, 45131460), (456, 44339680), (462, 43763840), (472, 42836640), (480, 42122696), (488, 41432160), (528, 38293360), (532, 38005440), (560, 36105168), (570, 35471744), (590, 34269312), (608, 33254760), (610, 33145728), (616, 32822880), (627, 32247040), (640, 31592022), (649, 31153920), (660, 30634688), (665, 30404352), (671, 30132480), (672, 30087640), (704, 28720020), (708, 28557760), (732, 27621440), (760, 26603808), (768, 26326685), (770, 26258304), (798, 25336960), (826, 24478080), (836, 24185280), (840, 24070112), (854, 23675520), (880, 22976016), (885, 22846208), (896, 22565730), (912, 22169840), (915, 22097152), (924, 21881920), (944, 21418320), (960, 21061348), (976, 20716080), (1045, 19348224), (1056, 19146680), (1064, 19002720), (1120, 18052584), (1121, 18036480), (1140, 17735872), (1155, 17505536), (1159, 17445120), (1180, 17134656), (1216, 16627380), (1220, 16572864), (1232, 16411440), (1239, 16318720), (1254, 16123520), (1280, 15796011), (1281, 15783680), (1298, 15576960), (1320, 15317344), (1330, 15202176), (1342, 15066240), (1344, 15043820), (1408, 14360010), (1416, 14278880), (1463, 13820160), (1464, 13810720), (1520, 13301904), (1540, 13129152), (1596, 12668480), (1652, 12239040), (1672, 12092640), (1680, 12035056), (1708, 11837760), (1760, 11488008), (1770, 11423104), (1792, 11282865), (1824, 11084920), (1830, 11048576), (1848, 10940960), (1888, 10709160), (1920, 10530674), (1947, 10384640), (1952, 10358040), (1995, 10134784), (2013, 10044160), (2065, 9791232), (2090, 9674112), (2112, 9573340), (2128, 9501360), (2135, 9470208), (2240, 9026292), (2242, 9018240), (2280, 8867936), (2310, 8752768), (2318, 8722560), (2360, 8567328), (2432, 8313690), (2440, 8286432), (2464, 8205720), (2478, 8159360), (2508, 8061760), (2562, 7891840), (2596, 7788480), (2640, 7658672), (2660, 7601088), (2684, 7533120), (2688, 7521910), (2816, 7180005), (2832, 7139440), (2926, 6910080), (2928, 6905360), (3040, 6650952), (3080, 6564576), (3135, 6449408), (3192, 6334240), (3245, 6230784), (3304, 6119520), (3344, 6046320), (3355, 6026496), (3360, 6017528), (3363, 6012160), (3416, 5918880), (3477, 5815040), (3520, 5744004), (3540, 5711552), (3599, 5617920), (3648, 5542460), (3660, 5524288), (3696, 5470480), (3776, 5354580), (3840, 5265337), (3894, 5192320), (3904, 5179020), (3990, 5067392), (4026, 5022080), (4130, 4895616), (4180, 4837056), (4224, 4786670), (4256, 4750680), (4270, 4735104), (4389, 4606720), (4480, 4513146), (4484, 4509120), (4543, 4450560), (4560, 4433968), (4620, 4376384), (4636, 4361280), (4697, 4304640), (4720, 4283664), (4864, 4156845), (4880, 4143216), (4928, 4102860), (4956, 4079680), (5016, 4030880), (5124, 3945920), (5192, 3894240), (5280, 3829336), (5320, 3800544), (5368, 3766560), (5376, 3760955), (5605, 3607296), (5664, 3569720), (5795, 3489024), (5852, 3455040), (5856, 3452680), (6080, 3325476), (6160, 3282288), (6195, 3263744), (6270, 3224704), (6384, 3167120), (6405, 3156736), (6490, 3115392), (6608, 3059760), (6688, 3023160), (6710, 3013248), (6720, 3008764), (6726, 3006080), (6832, 2959440), (6954, 2907520), (7040, 2872002), (7080, 2855776), (7198, 2808960), (7296, 2771230), (7315, 2764032), (7320, 2762144), (7392, 2735240), (7552, 2677290), (7788, 2596160), (7808, 2589510), (7847, 2576640), (7980, 2533696), (8052, 2511040), (8113, 2492160), (8260, 2447808), (8360, 2418528), (8448, 2393335), (8512, 2375340), (8540, 2367552), (8778, 2303360), (8960, 2256573), (8968, 2254560), (9086, 2225280), (9120, 2216984), (9240, 2188192), (9272, 2180640), (9394, 2152320), (9440, 2141832), (9735, 2076928), (9760, 2071608), (9856, 2051430), (9912, 2039840), (10032, 2015440), (10065, 2008832), (10248, 1972960), (10384, 1947120), (10560, 1914668), (10640, 1900272), (10736, 1883280), (10797, 1872640), (11210, 1803648), (11328, 1784860), (11590, 1744512), (11704, 1727520), (11712, 1726340), (12160, 1662738), (12320, 1641144), (12331, 1639680), (12390, 1631872), (12540, 1612352), (12749, 1585920), (12768, 1583560), (12810, 1578368), (12980, 1557696), (13216, 1529880), (13376, 1511580), (13420, 1506624), (13440, 1504382), (13452, 1503040), (13629, 1483520), (13664, 1479720), (13908, 1453760), (14080, 1436001), (14091, 1434880), (14160, 1427888), (14396, 1404480), (14592, 1385615), (14630, 1382016), (14640, 1381072), (14784, 1367620), (15104, 1338645), (15576, 1298080), (15616, 1294755), (15694, 1288320), (15960, 1266848), (16104, 1255520), (16226, 1246080), (16520, 1223904), (16720, 1209264), (16815, 1202432), (17024, 1187670), (17080, 1183776), (17385, 1163008), (17556, 1151680), (17936, 1127280), (17995, 1123584), (18172, 1112640), (18240, 1108492), (18480, 1094096), (18544, 1090320), (18788, 1076160), (18880, 1070916), (19470, 1038464), (19520, 1035804), (19712, 1025715), (19824, 1019920), (20064, 1007720), (20130, 1004416), (20496, 986480), (20768, 973560), (21120, 957334), (21280, 950136), (21472, 941640), (21594, 936320), (21945, 921344), (22420, 901824), (22656, 892430), (22715, 890112), (23180, 872256), (23408, 863760), (23424, 863170), (23485, 860928), (23541, 858880), (24320, 831369), (24339, 830720), (24640, 820572), (24662, 819840), (24780, 815936), (25080, 806176), (25193, 802560), (25498, 792960), (25536, 791780), (25620, 789184), (25960, 778848), (26432, 764940), (26752, 755790), (26840, 753312), (26880, 752191), (26904, 751520), (27258, 741760), (27328, 739860), (27816, 726880), (28182, 717440), (28320, 713944), (28792, 702240), (29260, 691008), (29280, 690536), (29568, 683810), (31152, 649040), (31388, 644160), (31920, 633424), (32208, 627760), (32452, 623040), (33040, 611952), (33440, 604632), (33630, 601216), (34048, 593835), (34160, 591888), (34770, 581504), (35112, 575840), (35872, 563640), (35990, 561792), (36344, 556320), (36480, 554246), (36960, 547048), (36993, 546560), (37088, 545160), (37576, 538080), (37760, 535458), (38247, 528640), (38940, 519232), (39040, 517902), (39235, 515328), (39589, 510720), (39648, 509960), (40128, 503860), (40260, 502208), (40565, 498432), (40992, 493240), (41536, 486780), (42240, 478667), (42560, 475068), (42944, 470820), (43188, 468160), (43890, 460672), (44840, 450912), (45312, 446215), (45430, 445056), (46360, 436128), (46816, 431880), (46848, 431585), (46970, 430464), (47082, 429440), (48678, 415360), (49280, 410286), (49324, 409920), (49560, 407968), (50160, 403088), (50386, 401280), (50996, 396480), (51072, 395890), (51240, 394592), (51920, 389424), (52864, 382470), (53504, 377895), (53680, 376656), (53808, 375760), (53985, 374528), (54516, 370880), (54656, 369930), (55632, 363440), (56364, 358720), (56640, 356972), (57584, 351120), (58520, 345504), (58560, 345268), (59136, 341905), (61655, 327936), (62304, 324520), (62776, 322080), (63745, 317184), (63840, 316712), (64416, 313880), (64904, 311520), (66080, 305976), (66880, 302316), (67260, 300608), (68145, 296704), (68320, 295944), (68381, 295680), (69540, 290752), (70224, 287920), (70455, 286976), (71744, 281820), (71980, 280896), (72688, 278160), (72960, 277123), (73920, 273524), (73986, 273280), (74176, 272580), (75152, 269040), (75520, 267729), (75579, 267520), (76494, 264320), (77880, 259616), (78080, 258951), (78470, 257664), (79178, 255360), (79296, 254980), (80256, 251930), (80520, 251104), (81130, 249216), (81984, 246620), (83072, 243390), (85120, 237534), (85888, 235410), (86317, 234240), (86376, 234080), (87780, 230336), (89243, 226560), (89680, 225456), (90860, 222528), (92720, 218064), (93632, 215940), (93940, 215232), (94164, 214720), (97356, 207680), (98560, 205143), (98648, 204960), (99120, 203984), (100320, 201544), (100772, 200640), (101992, 198240), (102144, 197945), (102480, 197296), (103840, 194712), (105728, 191235), (107360, 188328), (107616, 187880), (107970, 187264), (109032, 185440), (109312, 184965), (111264, 181720), (112728, 179360), (113280, 178486), (115168, 175560), (117040, 172752), (117120, 172634), (117705, 171776), (118767, 170240), (121695, 166144), (123310, 163968), (124608, 162260), (125552, 161040), (125965, 160512), (127490, 158592), (127680, 158356), (128832, 156940), (129808, 155760), (132160, 152988), (133760, 151158), (134520, 150304), (136290, 148352), (136640, 147972), (136762, 147840), (139080, 145376), (140448, 143960), (140910, 143488)]