20810280960

素因数分解:

$2^{12}\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^2$

素因数の和:296

約数の個数: 468

約数和(自身を含む): 83092518288

約数和(自身を除く): 62282237328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 254, 256, 280, 288, 315, 320, 336, 360, 381, 384, 420, 448, 480, 504, 508, 512, 560, 576, 630, 635, 640, 672, 720, 762, 768, 840, 889, 896, 960, 1008, 1016, 1024, 1120, 1143, 1152, 1260, 1270, 1280, 1344, 1440, 1524, 1536, 1680, 1778, 1792, 1905, 1920, 2016, 2032, 2048, 2240, 2286, 2304, 2520, 2540, 2560, 2667, 2688, 2880, 3048, 3072, 3360, 3556, 3584, 3810, 3840, 4032, 4064, 4096, 4445, 4480, 4572, 4608, 5040, 5080, 5120, 5334, 5376, 5715, 5760, 6096, 6144, 6720, 7112, 7168, 7620, 7680, 8001, 8064, 8128, 8890, 8960, 9144, 9216, 10080, 10160, 10240, 10668, 10752, 11430, 11520, 12192, 12288, 13335, 13440, 14224, 14336, 15240, 15360, 16002, 16128, 16129, 16256, 17780, 17920, 18288, 18432, 20160, 20320, 20480, 21336, 21504, 22860, 23040, 24384, 26670, 26880, 28448, 28672, 30480, 30720, 32004, 32256, 32258, 32512, 35560, 35840, 36576, 36864, 40005, 40320, 40640, 42672, 43008, 45720, 46080, 48387, 48768, 53340, 53760, 56896, 60960, 61440, 64008, 64512, 64516, 65024, 71120, 71680, 73152, 80010, 80640, 80645, 81280, 85344, 86016, 91440, 92160, 96774, 97536, 106680, 107520, 112903, 113792, 121920, 128016, 129024, 129032, 130048, 142240, 143360, 145161, 146304, 160020, 161280, 161290, 162560, 170688, 182880, 184320, 193548, 195072, 213360, 215040, 225806, 227584, 241935, 243840, 256032, 258048, 258064, 260096, 284480, 290322, 292608, 320040, 322560, 322580, 325120, 338709, 341376, 365760, 387096, 390144, 426720, 430080, 451612, 455168, 483870, 487680, 512064, 516128, 520192, 564515, 568960, 580644, 585216, 640080, 645120, 645160, 650240, 677418, 682752, 725805, 731520, 774192, 780288, 853440, 903224, 910336, 967740, 975360, 1016127, 1024128, 1032256, 1129030, 1137920, 1161288, 1170432, 1280160, 1290240, 1290320, 1300480, 1354836, 1365504, 1451610, 1463040, 1548384, 1560576, 1693545, 1706880, 1806448, 1820672, 1935480, 1950720, 2032254, 2048256, 2064512, 2258060, 2275840, 2322576, 2340864, 2560320, 2580640, 2600960, 2709672, 2731008, 2903220, 2926080, 3096768, 3387090, 3413760, 3612896, 3641344, 3870960, 3901440, 4064508, 4096512, 4129024, 4516120, 4551680, 4645152, 4681728, 5080635, 5120640, 5161280, 5419344, 5462016, 5806440, 5852160, 6193536, 6774180, 6827520, 7225792, 7741920, 7802880, 8129016, 8193024, 8258048, 9032240, 9103360, 9290304, 10161270, 10241280, 10322560, 10838688, 10924032, 11612880, 11704320, 12387072, 13548360, 13655040, 14451584, 15483840, 16258032, 16386048, 16516096, 18064480, 18206720, 18580608, 20322540, 20482560, 20645120, 21677376, 23225760, 23408640, 24774144, 27096720, 27310080, 28903168, 30967680, 32516064, 32772096, 33032192, 36128960, 37161216, 40645080, 40965120, 41290240, 43354752, 46451520, 49548288, 54193440, 54620160, 57806336, 61935360, 65032128, 66064384, 72257920, 74322432, 81290160, 81930240, 82580480, 86709504, 92903040, 99096576, 108386880, 115612672, 123870720, 130064256, 144515840, 148644864, 162580320, 163860480, 165160960, 173419008, 185806080, 198193152, 216773760, 231225344, 247741440, 260128512, 289031680, 297289728, 325160640, 330321920, 346838016, 371612160, 433547520, 462450688, 495482880, 520257024, 578063360, 594579456, 650321280, 693676032, 743224320, 867095040, 990965760, 1040514048, 1156126720, 1300642560, 1387352064, 1486448640, 1734190080, 2081028096, 2312253440, 2601285120, 2972897280, 3468380160, 4162056192, 5202570240, 6936760320, 10405140480, 20810280960]

約数ペア:

[(1, 20810280960), (2, 10405140480), (3, 6936760320), (4, 5202570240), (5, 4162056192), (6, 3468380160), (7, 2972897280), (8, 2601285120), (9, 2312253440), (10, 2081028096), (12, 1734190080), (14, 1486448640), (15, 1387352064), (16, 1300642560), (18, 1156126720), (20, 1040514048), (21, 990965760), (24, 867095040), (28, 743224320), (30, 693676032), (32, 650321280), (35, 594579456), (36, 578063360), (40, 520257024), (42, 495482880), (45, 462450688), (48, 433547520), (56, 371612160), (60, 346838016), (63, 330321920), (64, 325160640), (70, 297289728), (72, 289031680), (80, 260128512), (84, 247741440), (90, 231225344), (96, 216773760), (105, 198193152), (112, 185806080), (120, 173419008), (126, 165160960), (127, 163860480), (128, 162580320), (140, 148644864), (144, 144515840), (160, 130064256), (168, 123870720), (180, 115612672), (192, 108386880), (210, 99096576), (224, 92903040), (240, 86709504), (252, 82580480), (254, 81930240), (256, 81290160), (280, 74322432), (288, 72257920), (315, 66064384), (320, 65032128), (336, 61935360), (360, 57806336), (381, 54620160), (384, 54193440), (420, 49548288), (448, 46451520), (480, 43354752), (504, 41290240), (508, 40965120), (512, 40645080), (560, 37161216), (576, 36128960), (630, 33032192), (635, 32772096), (640, 32516064), (672, 30967680), (720, 28903168), (762, 27310080), (768, 27096720), (840, 24774144), (889, 23408640), (896, 23225760), (960, 21677376), (1008, 20645120), (1016, 20482560), (1024, 20322540), (1120, 18580608), (1143, 18206720), (1152, 18064480), (1260, 16516096), (1270, 16386048), (1280, 16258032), (1344, 15483840), (1440, 14451584), (1524, 13655040), (1536, 13548360), (1680, 12387072), (1778, 11704320), (1792, 11612880), (1905, 10924032), (1920, 10838688), (2016, 10322560), (2032, 10241280), (2048, 10161270), (2240, 9290304), (2286, 9103360), (2304, 9032240), (2520, 8258048), (2540, 8193024), (2560, 8129016), (2667, 7802880), (2688, 7741920), (2880, 7225792), (3048, 6827520), (3072, 6774180), (3360, 6193536), (3556, 5852160), (3584, 5806440), (3810, 5462016), (3840, 5419344), (4032, 5161280), (4064, 5120640), (4096, 5080635), (4445, 4681728), (4480, 4645152), (4572, 4551680), (4608, 4516120), (5040, 4129024), (5080, 4096512), (5120, 4064508), (5334, 3901440), (5376, 3870960), (5715, 3641344), (5760, 3612896), (6096, 3413760), (6144, 3387090), (6720, 3096768), (7112, 2926080), (7168, 2903220), (7620, 2731008), (7680, 2709672), (8001, 2600960), (8064, 2580640), (8128, 2560320), (8890, 2340864), (8960, 2322576), (9144, 2275840), (9216, 2258060), (10080, 2064512), (10160, 2048256), (10240, 2032254), (10668, 1950720), (10752, 1935480), (11430, 1820672), (11520, 1806448), (12192, 1706880), (12288, 1693545), (13335, 1560576), (13440, 1548384), (14224, 1463040), (14336, 1451610), (15240, 1365504), (15360, 1354836), (16002, 1300480), (16128, 1290320), (16129, 1290240), (16256, 1280160), (17780, 1170432), (17920, 1161288), (18288, 1137920), (18432, 1129030), (20160, 1032256), (20320, 1024128), (20480, 1016127), (21336, 975360), (21504, 967740), (22860, 910336), (23040, 903224), (24384, 853440), (26670, 780288), (26880, 774192), (28448, 731520), (28672, 725805), (30480, 682752), (30720, 677418), (32004, 650240), (32256, 645160), (32258, 645120), (32512, 640080), (35560, 585216), (35840, 580644), (36576, 568960), (36864, 564515), (40005, 520192), (40320, 516128), (40640, 512064), (42672, 487680), (43008, 483870), (45720, 455168), (46080, 451612), (48387, 430080), (48768, 426720), (53340, 390144), (53760, 387096), (56896, 365760), (60960, 341376), (61440, 338709), (64008, 325120), (64512, 322580), (64516, 322560), (65024, 320040), (71120, 292608), (71680, 290322), (73152, 284480), (80010, 260096), (80640, 258064), (80645, 258048), (81280, 256032), (85344, 243840), (86016, 241935), (91440, 227584), (92160, 225806), (96774, 215040), (97536, 213360), (106680, 195072), (107520, 193548), (112903, 184320), (113792, 182880), (121920, 170688), (128016, 162560), (129024, 161290), (129032, 161280), (130048, 160020), (142240, 146304), (143360, 145161)]