20665290240

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:684

約数の個数: 800

約数和(自身を含む): 88410769920

約数和(自身を除く): 67745479680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 81, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 128, 135, 138, 140, 144, 160, 161, 162, 168, 180, 184, 189, 192, 207, 210, 216, 224, 230, 240, 252, 256, 270, 276, 280, 288, 315, 320, 322, 324, 336, 345, 360, 368, 378, 384, 405, 414, 420, 432, 448, 460, 480, 483, 504, 512, 540, 552, 560, 567, 576, 619, 621, 630, 640, 644, 648, 672, 690, 720, 736, 756, 768, 805, 810, 828, 840, 864, 896, 920, 945, 960, 966, 1008, 1035, 1080, 1104, 1120, 1134, 1152, 1238, 1242, 1260, 1280, 1288, 1296, 1344, 1380, 1440, 1449, 1472, 1512, 1536, 1610, 1620, 1656, 1680, 1728, 1792, 1840, 1857, 1863, 1890, 1920, 1932, 2016, 2070, 2160, 2208, 2240, 2268, 2304, 2415, 2476, 2484, 2520, 2560, 2576, 2592, 2688, 2760, 2835, 2880, 2898, 2944, 3024, 3095, 3105, 3220, 3240, 3312, 3360, 3456, 3584, 3680, 3714, 3726, 3780, 3840, 3864, 4032, 4140, 4320, 4333, 4347, 4416, 4480, 4536, 4608, 4830, 4952, 4968, 5040, 5152, 5184, 5376, 5520, 5571, 5670, 5760, 5796, 5888, 6048, 6190, 6210, 6440, 6480, 6624, 6720, 6912, 7245, 7360, 7428, 7452, 7560, 7680, 7728, 8064, 8280, 8640, 8666, 8694, 8832, 8960, 9072, 9285, 9315, 9660, 9904, 9936, 10080, 10304, 10368, 10752, 11040, 11142, 11340, 11520, 11592, 11776, 12096, 12380, 12420, 12880, 12960, 12999, 13041, 13248, 13440, 13824, 14237, 14490, 14720, 14856, 14904, 15120, 15456, 16128, 16560, 16713, 17280, 17332, 17388, 17664, 17920, 18144, 18570, 18630, 19320, 19808, 19872, 20160, 20608, 20736, 21665, 21735, 22080, 22284, 22680, 23040, 23184, 24192, 24760, 24840, 25760, 25920, 25998, 26082, 26496, 26880, 27855, 28474, 28980, 29440, 29712, 29808, 30240, 30912, 32256, 33120, 33426, 34560, 34664, 34776, 35328, 36288, 37140, 37260, 38640, 38997, 39616, 39744, 40320, 41216, 41472, 42711, 43330, 43470, 44160, 44568, 45360, 46368, 48384, 49520, 49680, 50139, 51520, 51840, 51996, 52164, 52992, 53760, 55710, 56948, 57960, 58880, 59424, 59616, 60480, 61824, 64995, 65205, 66240, 66852, 69120, 69328, 69552, 71185, 72576, 74280, 74520, 77280, 77994, 79232, 79488, 80640, 82432, 83565, 85422, 86660, 86940, 88320, 89136, 90720, 92736, 96768, 99040, 99360, 99659, 100278, 103040, 103680, 103992, 104328, 105984, 111420, 113896, 115920, 116991, 118848, 119232, 120960, 123648, 128133, 129990, 130410, 132480, 133704, 138656, 139104, 142370, 145152, 148560, 149040, 154560, 155988, 158464, 158976, 161280, 167130, 170844, 173320, 173880, 176640, 178272, 181440, 185472, 194985, 198080, 198720, 199318, 200556, 206080, 207360, 207984, 208656, 213555, 222840, 227792, 231840, 233982, 237696, 238464, 241920, 247296, 250695, 256266, 259980, 260820, 264960, 267408, 277312, 278208, 284740, 290304, 297120, 298080, 298977, 309120, 311976, 316928, 317952, 334260, 341688, 346640, 347760, 350973, 356544, 362880, 370944, 384399, 389970, 396160, 397440, 398636, 401112, 412160, 415968, 417312, 427110, 445680, 455584, 463680, 467964, 475392, 476928, 483840, 498295, 501390, 512532, 519960, 521640, 529920, 534816, 554624, 556416, 569480, 584955, 594240, 596160, 597954, 618240, 623952, 640665, 668520, 683376, 693280, 695520, 701946, 713088, 725760, 741888, 768798, 779940, 792320, 794880, 797272, 802224, 831936, 834624, 854220, 891360, 896931, 911168, 927360, 935928, 950784, 953856, 996590, 1002780, 1025064, 1039920, 1043280, 1069632, 1109248, 1112832, 1138960, 1153197, 1169910, 1188480, 1192320, 1195908, 1236480, 1247904, 1281330, 1337040, 1366752, 1386560, 1391040, 1403892, 1426176, 1451520, 1494885, 1537596, 1559880, 1584640, 1589760, 1594544, 1604448, 1663872, 1669248, 1708440, 1754865, 1782720, 1793862, 1822336, 1854720, 1871856, 1921995, 1993180, 2005560, 2050128, 2079840, 2086560, 2139264, 2218496, 2225664, 2277920, 2306394, 2339820, 2376960, 2384640, 2391816, 2495808, 2562660, 2674080, 2690793, 2733504, 2773120, 2782080, 2807784, 2852352, 2989770, 3075192, 3119760, 3189088, 3208896, 3327744, 3338496, 3416880, 3509730, 3565440, 3587724, 3644672, 3709440, 3743712, 3843990, 3986360, 4011120, 4100256, 4159680, 4173120, 4278528, 4484655, 4555840, 4612788, 4679640, 4753920, 4769280, 4783632, 4991616, 5125320, 5348160, 5381586, 5467008, 5546240, 5564160, 5615568, 5765985, 5979540, 6150384, 6239520, 6378176, 6417792, 6655488, 6676992, 6833760, 7019460, 7130880, 7175448, 7289344, 7487424, 7687980, 7972720, 8022240, 8072379, 8200512, 8319360, 8346240, 8557056, 8969310, 9111680, 9225576, 9359280, 9567264, 9983232, 10250640, 10696320, 10763172, 10934016, 11092480, 11128320, 11231136, 11531970, 11959080, 12300768, 12479040, 12756352, 12835584, 13453965, 13667520, 14038920, 14261760, 14350896, 14974848, 15375960, 15945440, 16044480, 16144758, 16401024, 16638720, 16692480, 17938620, 18223360, 18451152, 18718560, 19134528, 19966464, 20501280, 21392640, 21526344, 21868032, 22462272, 23063940, 23918160, 24601536, 24958080, 25512704, 25671168, 26907930, 27335040, 28077840, 28701792, 29949696, 30751920, 31890880, 32088960, 32289516, 32802048, 33277440, 33384960, 35877240, 36446720, 36902304, 37437120, 38269056, 40361895, 41002560, 42785280, 43052688, 44924544, 46127880, 47836320, 49203072, 49916160, 51025408, 53815860, 54670080, 56155680, 57403584, 59899392, 61503840, 63781760, 64177920, 64579032, 65604096, 71754480, 73804608, 74874240, 76538112, 80723790, 82005120, 86105376, 89849088, 92255760, 95672640, 98406144, 99832320, 107631720, 109340160, 112311360, 114807168, 123007680, 127563520, 128355840, 129158064, 143508960, 147609216, 149748480, 153076224, 161447580, 164010240, 172210752, 179698176, 184511520, 191345280, 196812288, 215263440, 224622720, 229614336, 246015360, 255127040, 258316128, 287017920, 295218432, 299496960, 322895160, 328020480, 344421504, 369023040, 382690560, 430526880, 449245440, 459228672, 492030720, 516632256, 574035840, 590436864, 645790320, 688843008, 738046080, 765381120, 861053760, 898490880, 984061440, 1033264512, 1148071680, 1291580640, 1377686016, 1476092160, 1722107520, 2066529024, 2296143360, 2583161280, 2952184320, 3444215040, 4133058048, 5166322560, 6888430080, 10332645120, 20665290240]

約数ペア:

[(1, 20665290240), (2, 10332645120), (3, 6888430080), (4, 5166322560), (5, 4133058048), (6, 3444215040), (7, 2952184320), (8, 2583161280), (9, 2296143360), (10, 2066529024), (12, 1722107520), (14, 1476092160), (15, 1377686016), (16, 1291580640), (18, 1148071680), (20, 1033264512), (21, 984061440), (23, 898490880), (24, 861053760), (27, 765381120), (28, 738046080), (30, 688843008), (32, 645790320), (35, 590436864), (36, 574035840), (40, 516632256), (42, 492030720), (45, 459228672), (46, 449245440), (48, 430526880), (54, 382690560), (56, 369023040), (60, 344421504), (63, 328020480), (64, 322895160), (69, 299496960), (70, 295218432), (72, 287017920), (80, 258316128), (81, 255127040), (84, 246015360), (90, 229614336), (92, 224622720), (96, 215263440), (105, 196812288), (108, 191345280), (112, 184511520), (115, 179698176), (120, 172210752), (126, 164010240), (128, 161447580), (135, 153076224), (138, 149748480), (140, 147609216), (144, 143508960), (160, 129158064), (161, 128355840), (162, 127563520), (168, 123007680), (180, 114807168), (184, 112311360), (189, 109340160), (192, 107631720), (207, 99832320), (210, 98406144), (216, 95672640), (224, 92255760), (230, 89849088), (240, 86105376), (252, 82005120), (256, 80723790), (270, 76538112), (276, 74874240), (280, 73804608), (288, 71754480), (315, 65604096), (320, 64579032), (322, 64177920), (324, 63781760), (336, 61503840), (345, 59899392), (360, 57403584), (368, 56155680), (378, 54670080), (384, 53815860), (405, 51025408), (414, 49916160), (420, 49203072), (432, 47836320), (448, 46127880), (460, 44924544), (480, 43052688), (483, 42785280), (504, 41002560), (512, 40361895), (540, 38269056), (552, 37437120), (560, 36902304), (567, 36446720), (576, 35877240), (619, 33384960), (621, 33277440), (630, 32802048), (640, 32289516), (644, 32088960), (648, 31890880), (672, 30751920), (690, 29949696), (720, 28701792), (736, 28077840), (756, 27335040), (768, 26907930), (805, 25671168), (810, 25512704), (828, 24958080), (840, 24601536), (864, 23918160), (896, 23063940), (920, 22462272), (945, 21868032), (960, 21526344), (966, 21392640), (1008, 20501280), (1035, 19966464), (1080, 19134528), (1104, 18718560), (1120, 18451152), (1134, 18223360), (1152, 17938620), (1238, 16692480), (1242, 16638720), (1260, 16401024), (1280, 16144758), (1288, 16044480), (1296, 15945440), (1344, 15375960), (1380, 14974848), (1440, 14350896), (1449, 14261760), (1472, 14038920), (1512, 13667520), (1536, 13453965), (1610, 12835584), (1620, 12756352), (1656, 12479040), (1680, 12300768), (1728, 11959080), (1792, 11531970), (1840, 11231136), (1857, 11128320), (1863, 11092480), (1890, 10934016), (1920, 10763172), (1932, 10696320), (2016, 10250640), (2070, 9983232), (2160, 9567264), (2208, 9359280), (2240, 9225576), (2268, 9111680), (2304, 8969310), (2415, 8557056), (2476, 8346240), (2484, 8319360), (2520, 8200512), (2560, 8072379), (2576, 8022240), (2592, 7972720), (2688, 7687980), (2760, 7487424), (2835, 7289344), (2880, 7175448), (2898, 7130880), (2944, 7019460), (3024, 6833760), (3095, 6676992), (3105, 6655488), (3220, 6417792), (3240, 6378176), (3312, 6239520), (3360, 6150384), (3456, 5979540), (3584, 5765985), (3680, 5615568), (3714, 5564160), (3726, 5546240), (3780, 5467008), (3840, 5381586), (3864, 5348160), (4032, 5125320), (4140, 4991616), (4320, 4783632), (4333, 4769280), (4347, 4753920), (4416, 4679640), (4480, 4612788), (4536, 4555840), (4608, 4484655), (4830, 4278528), (4952, 4173120), (4968, 4159680), (5040, 4100256), (5152, 4011120), (5184, 3986360), (5376, 3843990), (5520, 3743712), (5571, 3709440), (5670, 3644672), (5760, 3587724), (5796, 3565440), (5888, 3509730), (6048, 3416880), (6190, 3338496), (6210, 3327744), (6440, 3208896), (6480, 3189088), (6624, 3119760), (6720, 3075192), (6912, 2989770), (7245, 2852352), (7360, 2807784), (7428, 2782080), (7452, 2773120), (7560, 2733504), (7680, 2690793), (7728, 2674080), (8064, 2562660), (8280, 2495808), (8640, 2391816), (8666, 2384640), (8694, 2376960), (8832, 2339820), (8960, 2306394), (9072, 2277920), (9285, 2225664), (9315, 2218496), (9660, 2139264), (9904, 2086560), (9936, 2079840), (10080, 2050128), (10304, 2005560), (10368, 1993180), (10752, 1921995), (11040, 1871856), (11142, 1854720), (11340, 1822336), (11520, 1793862), (11592, 1782720), (11776, 1754865), (12096, 1708440), (12380, 1669248), (12420, 1663872), (12880, 1604448), (12960, 1594544), (12999, 1589760), (13041, 1584640), (13248, 1559880), (13440, 1537596), (13824, 1494885), (14237, 1451520), (14490, 1426176), (14720, 1403892), (14856, 1391040), (14904, 1386560), (15120, 1366752), (15456, 1337040), (16128, 1281330), (16560, 1247904), (16713, 1236480), (17280, 1195908), (17332, 1192320), (17388, 1188480), (17664, 1169910), (17920, 1153197), (18144, 1138960), (18570, 1112832), (18630, 1109248), (19320, 1069632), (19808, 1043280), (19872, 1039920), (20160, 1025064), (20608, 1002780), (20736, 996590), (21665, 953856), (21735, 950784), (22080, 935928), (22284, 927360), (22680, 911168), (23040, 896931), (23184, 891360), (24192, 854220), (24760, 834624), (24840, 831936), (25760, 802224), (25920, 797272), (25998, 794880), (26082, 792320), (26496, 779940), (26880, 768798), (27855, 741888), (28474, 725760), (28980, 713088), (29440, 701946), (29712, 695520), (29808, 693280), (30240, 683376), (30912, 668520), (32256, 640665), (33120, 623952), (33426, 618240), (34560, 597954), (34664, 596160), (34776, 594240), (35328, 584955), (36288, 569480), (37140, 556416), (37260, 554624), (38640, 534816), (38997, 529920), (39616, 521640), (39744, 519960), (40320, 512532), (41216, 501390), (41472, 498295), (42711, 483840), (43330, 476928), (43470, 475392), (44160, 467964), (44568, 463680), (45360, 455584), (46368, 445680), (48384, 427110), (49520, 417312), (49680, 415968), (50139, 412160), (51520, 401112), (51840, 398636), (51996, 397440), (52164, 396160), (52992, 389970), (53760, 384399), (55710, 370944), (56948, 362880), (57960, 356544), (58880, 350973), (59424, 347760), (59616, 346640), (60480, 341688), (61824, 334260), (64995, 317952), (65205, 316928), (66240, 311976), (66852, 309120), (69120, 298977), (69328, 298080), (69552, 297120), (71185, 290304), (72576, 284740), (74280, 278208), (74520, 277312), (77280, 267408), (77994, 264960), (79232, 260820), (79488, 259980), (80640, 256266), (82432, 250695), (83565, 247296), (85422, 241920), (86660, 238464), (86940, 237696), (88320, 233982), (89136, 231840), (90720, 227792), (92736, 222840), (96768, 213555), (99040, 208656), (99360, 207984), (99659, 207360), (100278, 206080), (103040, 200556), (103680, 199318), (103992, 198720), (104328, 198080), (105984, 194985), (111420, 185472), (113896, 181440), (115920, 178272), (116991, 176640), (118848, 173880), (119232, 173320), (120960, 170844), (123648, 167130), (128133, 161280), (129990, 158976), (130410, 158464), (132480, 155988), (133704, 154560), (138656, 149040), (139104, 148560), (142370, 145152)]