20828487680

素因数分解:

$2^{15}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 512

約数和(自身を含む): 67644702720

約数和(自身を除く): 46816215040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 127, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 254, 256, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 508, 512, 520, 560, 572, 616, 635, 640, 704, 715, 728, 770, 832, 880, 889, 896, 910, 1001, 1016, 1024, 1040, 1120, 1144, 1232, 1270, 1280, 1397, 1408, 1430, 1456, 1540, 1651, 1664, 1760, 1778, 1792, 1820, 2002, 2032, 2048, 2080, 2240, 2288, 2464, 2540, 2560, 2794, 2816, 2860, 2912, 3080, 3302, 3328, 3520, 3556, 3584, 3640, 4004, 4064, 4096, 4160, 4445, 4480, 4576, 4928, 5005, 5080, 5120, 5588, 5632, 5720, 5824, 6160, 6604, 6656, 6985, 7040, 7112, 7168, 7280, 8008, 8128, 8192, 8255, 8320, 8890, 8960, 9152, 9779, 9856, 10010, 10160, 10240, 11176, 11264, 11440, 11557, 11648, 12320, 13208, 13312, 13970, 14080, 14224, 14336, 14560, 16016, 16256, 16384, 16510, 16640, 17780, 17920, 18161, 18304, 19558, 19712, 20020, 20320, 20480, 22352, 22528, 22880, 23114, 23296, 24640, 26416, 26624, 27940, 28160, 28448, 28672, 29120, 32032, 32512, 32768, 33020, 33280, 35560, 35840, 36322, 36608, 39116, 39424, 40040, 40640, 40960, 44704, 45056, 45760, 46228, 46592, 48895, 49280, 52832, 53248, 55880, 56320, 56896, 57344, 57785, 58240, 64064, 65024, 66040, 66560, 71120, 71680, 72644, 73216, 78232, 78848, 80080, 81280, 81920, 89408, 90112, 90805, 91520, 92456, 93184, 97790, 98560, 105664, 106496, 111760, 112640, 113792, 114688, 115570, 116480, 127127, 128128, 130048, 132080, 133120, 142240, 143360, 145288, 146432, 156464, 157696, 160160, 162560, 163840, 178816, 180224, 181610, 183040, 184912, 186368, 195580, 197120, 211328, 212992, 223520, 225280, 227584, 229376, 231140, 232960, 254254, 256256, 260096, 264160, 266240, 284480, 286720, 290576, 292864, 312928, 315392, 320320, 325120, 357632, 360448, 363220, 366080, 369824, 372736, 391160, 394240, 422656, 425984, 447040, 450560, 455168, 462280, 465920, 508508, 512512, 520192, 528320, 532480, 568960, 573440, 581152, 585728, 625856, 630784, 635635, 640640, 650240, 715264, 726440, 732160, 739648, 745472, 782320, 788480, 845312, 894080, 901120, 910336, 924560, 931840, 1017016, 1025024, 1040384, 1056640, 1064960, 1137920, 1146880, 1162304, 1171456, 1251712, 1261568, 1271270, 1281280, 1300480, 1430528, 1452880, 1464320, 1479296, 1490944, 1564640, 1576960, 1690624, 1788160, 1802240, 1820672, 1849120, 1863680, 2034032, 2050048, 2080768, 2113280, 2129920, 2275840, 2324608, 2342912, 2503424, 2523136, 2542540, 2562560, 2600960, 2861056, 2905760, 2928640, 2958592, 2981888, 3129280, 3153920, 3381248, 3576320, 3641344, 3698240, 3727360, 4068064, 4100096, 4161536, 4226560, 4551680, 4649216, 4685824, 5006848, 5085080, 5125120, 5201920, 5722112, 5811520, 5857280, 5917184, 6258560, 6307840, 6762496, 7152640, 7282688, 7396480, 7454720, 8136128, 8200192, 8453120, 9103360, 9298432, 10013696, 10170160, 10250240, 10403840, 11444224, 11623040, 11714560, 11834368, 12517120, 12615680, 13524992, 14305280, 14565376, 14792960, 14909440, 16272256, 16400384, 16906240, 18206720, 18596864, 20027392, 20340320, 20500480, 20807680, 22888448, 23246080, 23429120, 23668736, 25034240, 27049984, 28610560, 29130752, 29585920, 32544512, 32800768, 33812480, 36413440, 37193728, 40054784, 40680640, 41000960, 45776896, 46492160, 47337472, 50068480, 54099968, 57221120, 59171840, 65089024, 67624960, 72826880, 74387456, 80109568, 81361280, 82001920, 92984320, 94674944, 100136960, 114442240, 118343680, 130178048, 135249920, 145653760, 148774912, 160219136, 162722560, 164003840, 185968640, 189349888, 200273920, 228884480, 236687360, 260356096, 270499840, 297549824, 320438272, 325445120, 371937280, 378699776, 400547840, 473374720, 520712192, 595099648, 650890240, 743874560, 801095680, 946749440, 1041424384, 1301780480, 1487749120, 1602191360, 1893498880, 2082848768, 2603560960, 2975498240, 4165697536, 5207121920, 10414243840, 20828487680]

約数ペア:

[(1, 20828487680), (2, 10414243840), (4, 5207121920), (5, 4165697536), (7, 2975498240), (8, 2603560960), (10, 2082848768), (11, 1893498880), (13, 1602191360), (14, 1487749120), (16, 1301780480), (20, 1041424384), (22, 946749440), (26, 801095680), (28, 743874560), (32, 650890240), (35, 595099648), (40, 520712192), (44, 473374720), (52, 400547840), (55, 378699776), (56, 371937280), (64, 325445120), (65, 320438272), (70, 297549824), (77, 270499840), (80, 260356096), (88, 236687360), (91, 228884480), (104, 200273920), (110, 189349888), (112, 185968640), (127, 164003840), (128, 162722560), (130, 160219136), (140, 148774912), (143, 145653760), (154, 135249920), (160, 130178048), (176, 118343680), (182, 114442240), (208, 100136960), (220, 94674944), (224, 92984320), (254, 82001920), (256, 81361280), (260, 80109568), (280, 74387456), (286, 72826880), (308, 67624960), (320, 65089024), (352, 59171840), (364, 57221120), (385, 54099968), (416, 50068480), (440, 47337472), (448, 46492160), (455, 45776896), (508, 41000960), (512, 40680640), (520, 40054784), (560, 37193728), (572, 36413440), (616, 33812480), (635, 32800768), (640, 32544512), (704, 29585920), (715, 29130752), (728, 28610560), (770, 27049984), (832, 25034240), (880, 23668736), (889, 23429120), (896, 23246080), (910, 22888448), (1001, 20807680), (1016, 20500480), (1024, 20340320), (1040, 20027392), (1120, 18596864), (1144, 18206720), (1232, 16906240), (1270, 16400384), (1280, 16272256), (1397, 14909440), (1408, 14792960), (1430, 14565376), (1456, 14305280), (1540, 13524992), (1651, 12615680), (1664, 12517120), (1760, 11834368), (1778, 11714560), (1792, 11623040), (1820, 11444224), (2002, 10403840), (2032, 10250240), (2048, 10170160), (2080, 10013696), (2240, 9298432), (2288, 9103360), (2464, 8453120), (2540, 8200192), (2560, 8136128), (2794, 7454720), (2816, 7396480), (2860, 7282688), (2912, 7152640), (3080, 6762496), (3302, 6307840), (3328, 6258560), (3520, 5917184), (3556, 5857280), (3584, 5811520), (3640, 5722112), (4004, 5201920), (4064, 5125120), (4096, 5085080), (4160, 5006848), (4445, 4685824), (4480, 4649216), (4576, 4551680), (4928, 4226560), (5005, 4161536), (5080, 4100096), (5120, 4068064), (5588, 3727360), (5632, 3698240), (5720, 3641344), (5824, 3576320), (6160, 3381248), (6604, 3153920), (6656, 3129280), (6985, 2981888), (7040, 2958592), (7112, 2928640), (7168, 2905760), (7280, 2861056), (8008, 2600960), (8128, 2562560), (8192, 2542540), (8255, 2523136), (8320, 2503424), (8890, 2342912), (8960, 2324608), (9152, 2275840), (9779, 2129920), (9856, 2113280), (10010, 2080768), (10160, 2050048), (10240, 2034032), (11176, 1863680), (11264, 1849120), (11440, 1820672), (11557, 1802240), (11648, 1788160), (12320, 1690624), (13208, 1576960), (13312, 1564640), (13970, 1490944), (14080, 1479296), (14224, 1464320), (14336, 1452880), (14560, 1430528), (16016, 1300480), (16256, 1281280), (16384, 1271270), (16510, 1261568), (16640, 1251712), (17780, 1171456), (17920, 1162304), (18161, 1146880), (18304, 1137920), (19558, 1064960), (19712, 1056640), (20020, 1040384), (20320, 1025024), (20480, 1017016), (22352, 931840), (22528, 924560), (22880, 910336), (23114, 901120), (23296, 894080), (24640, 845312), (26416, 788480), (26624, 782320), (27940, 745472), (28160, 739648), (28448, 732160), (28672, 726440), (29120, 715264), (32032, 650240), (32512, 640640), (32768, 635635), (33020, 630784), (33280, 625856), (35560, 585728), (35840, 581152), (36322, 573440), (36608, 568960), (39116, 532480), (39424, 528320), (40040, 520192), (40640, 512512), (40960, 508508), (44704, 465920), (45056, 462280), (45760, 455168), (46228, 450560), (46592, 447040), (48895, 425984), (49280, 422656), (52832, 394240), (53248, 391160), (55880, 372736), (56320, 369824), (56896, 366080), (57344, 363220), (57785, 360448), (58240, 357632), (64064, 325120), (65024, 320320), (66040, 315392), (66560, 312928), (71120, 292864), (71680, 290576), (72644, 286720), (73216, 284480), (78232, 266240), (78848, 264160), (80080, 260096), (81280, 256256), (81920, 254254), (89408, 232960), (90112, 231140), (90805, 229376), (91520, 227584), (92456, 225280), (93184, 223520), (97790, 212992), (98560, 211328), (105664, 197120), (106496, 195580), (111760, 186368), (112640, 184912), (113792, 183040), (114688, 181610), (115570, 180224), (116480, 178816), (127127, 163840), (128128, 162560), (130048, 160160), (132080, 157696), (133120, 156464), (142240, 146432), (143360, 145288)]