20187636480

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 720

約数和(自身を含む): 81486332928

約数和(自身を除く): 61298696448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 31, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 62, 64, 66, 72, 80, 81, 88, 90, 93, 96, 99, 108, 110, 120, 124, 128, 132, 135, 144, 155, 160, 162, 165, 176, 180, 186, 192, 198, 216, 220, 240, 248, 256, 264, 270, 279, 288, 297, 310, 320, 324, 330, 341, 352, 360, 372, 384, 396, 405, 432, 440, 465, 480, 495, 496, 528, 540, 558, 571, 576, 594, 620, 640, 648, 660, 682, 704, 720, 744, 768, 792, 810, 837, 864, 880, 891, 930, 960, 990, 992, 1023, 1056, 1080, 1116, 1142, 1152, 1188, 1240, 1280, 1296, 1320, 1364, 1395, 1408, 1440, 1485, 1488, 1584, 1620, 1674, 1705, 1713, 1728, 1760, 1782, 1860, 1920, 1980, 1984, 2046, 2112, 2160, 2232, 2284, 2304, 2376, 2480, 2511, 2592, 2640, 2728, 2790, 2816, 2855, 2880, 2970, 2976, 3069, 3168, 3240, 3348, 3410, 3426, 3456, 3520, 3564, 3720, 3840, 3960, 3968, 4092, 4185, 4224, 4320, 4455, 4464, 4568, 4752, 4960, 5022, 5115, 5139, 5184, 5280, 5456, 5580, 5710, 5760, 5940, 5952, 6138, 6281, 6336, 6480, 6696, 6820, 6852, 6912, 7040, 7128, 7440, 7920, 7936, 8184, 8370, 8448, 8565, 8640, 8910, 8928, 9136, 9207, 9504, 9920, 10044, 10230, 10278, 10368, 10560, 10912, 11160, 11420, 11520, 11880, 11904, 12276, 12555, 12562, 12672, 12960, 13392, 13640, 13704, 14080, 14256, 14880, 15345, 15417, 15840, 16368, 16740, 17130, 17280, 17701, 17820, 17856, 18272, 18414, 18843, 19008, 19840, 20088, 20460, 20556, 20736, 21120, 21824, 22320, 22840, 23760, 23808, 24552, 25110, 25124, 25344, 25695, 25920, 26784, 27280, 27408, 27621, 28512, 29760, 30690, 30834, 31405, 31680, 32736, 33480, 34260, 34560, 35402, 35640, 35712, 36544, 36828, 37686, 38016, 39680, 40176, 40920, 41112, 42240, 43648, 44640, 45680, 46035, 46251, 47520, 49104, 50220, 50248, 51390, 51840, 53103, 53568, 54560, 54816, 55242, 56529, 57024, 59520, 61380, 61668, 62810, 63360, 65472, 66960, 68520, 70804, 71280, 71424, 73088, 73656, 75372, 76032, 77085, 80352, 81840, 82224, 87296, 88505, 89280, 91360, 92070, 92502, 94215, 95040, 98208, 100440, 100496, 102780, 103680, 106206, 107136, 109120, 109632, 110484, 113058, 114048, 119040, 122760, 123336, 125620, 126720, 130944, 133920, 137040, 138105, 141608, 142560, 146176, 147312, 150744, 154170, 159309, 160704, 163680, 164448, 169587, 177010, 178560, 182720, 184140, 185004, 188430, 190080, 194711, 196416, 200880, 200992, 205560, 212412, 214272, 218240, 219264, 220968, 226116, 228096, 231255, 245520, 246672, 251240, 261888, 265515, 267840, 274080, 276210, 282645, 283216, 285120, 294624, 301488, 308340, 318618, 321408, 327360, 328896, 339174, 354020, 357120, 365440, 368280, 370008, 376860, 380160, 389422, 392832, 401760, 401984, 411120, 424824, 436480, 438528, 441936, 452232, 462510, 477927, 491040, 493344, 502480, 508761, 531030, 535680, 548160, 552420, 565290, 566432, 570240, 584133, 589248, 602976, 616680, 637236, 642816, 654720, 657792, 678348, 708040, 730880, 736560, 740016, 753720, 778844, 785664, 796545, 803520, 803968, 822240, 847935, 849648, 883872, 904464, 925020, 955854, 973555, 982080, 986688, 1004960, 1017522, 1062060, 1071360, 1096320, 1104840, 1130580, 1132864, 1140480, 1168266, 1178496, 1205952, 1233360, 1274472, 1309440, 1315584, 1356696, 1416080, 1433781, 1473120, 1480032, 1507440, 1557688, 1593090, 1607040, 1607936, 1644480, 1695870, 1699296, 1752399, 1767744, 1808928, 1850040, 1911708, 1947110, 1964160, 1973376, 2009920, 2035044, 2124120, 2192640, 2209680, 2261160, 2265728, 2336532, 2356992, 2389635, 2411904, 2466720, 2543805, 2548944, 2713392, 2832160, 2867562, 2920665, 2946240, 2960064, 3014880, 3115376, 3186180, 3214080, 3288960, 3391740, 3398592, 3504798, 3535488, 3617856, 3700080, 3823416, 3894220, 3928320, 3946752, 4019840, 4070088, 4248240, 4419360, 4522320, 4531456, 4673064, 4779270, 4823808, 4933440, 5087610, 5097888, 5257197, 5426784, 5664320, 5735124, 5841330, 5892480, 5920128, 6029760, 6230752, 6372360, 6577920, 6783480, 6797184, 7009596, 7070976, 7168905, 7235712, 7400160, 7646832, 7788440, 8039680, 8140176, 8496480, 8761995, 8838720, 9044640, 9346128, 9558540, 9866880, 10175220, 10195776, 10514394, 10853568, 11328640, 11470248, 11682660, 11784960, 11840256, 12059520, 12461504, 12744720, 13566960, 13594368, 14019192, 14337810, 14471424, 14800320, 15293664, 15576880, 15771591, 16280352, 16992960, 17523990, 17677440, 18089280, 18692256, 19117080, 19733760, 20350440, 20391552, 21028788, 21707136, 22657280, 22940496, 23365320, 24119040, 24923008, 25489440, 26285985, 27133920, 28038384, 28675620, 29600640, 30587328, 31153760, 31543182, 32560704, 33985920, 35047980, 35354880, 36178560, 37384512, 38234160, 40700880, 40783104, 42057576, 43414272, 45880992, 46730640, 49846016, 50978880, 52571970, 54267840, 56076768, 57351240, 59201280, 61174656, 62307520, 63086364, 65121408, 67971840, 70095960, 72357120, 74769024, 76468320, 78857955, 81401760, 84115152, 91761984, 93461280, 101957760, 105143940, 108535680, 112153536, 114702480, 122349312, 124615040, 126172728, 130242816, 140191920, 149538048, 152936640, 157715910, 162803520, 168230304, 183523968, 186922560, 203915520, 210287880, 217071360, 224307072, 229404960, 249230080, 252345456, 280383840, 305873280, 315431820, 325607040, 336460608, 367047936, 373845120, 420575760, 448614144, 458809920, 504690912, 560767680, 611746560, 630863640, 651214080, 672921216, 747690240, 841151520, 917619840, 1009381824, 1121535360, 1261727280, 1345842432, 1682303040, 1835239680, 2018763648, 2243070720, 2523454560, 3364606080, 4037527296, 5046909120, 6729212160, 10093818240, 20187636480]

約数ペア:

[(1, 20187636480), (2, 10093818240), (3, 6729212160), (4, 5046909120), (5, 4037527296), (6, 3364606080), (8, 2523454560), (9, 2243070720), (10, 2018763648), (11, 1835239680), (12, 1682303040), (15, 1345842432), (16, 1261727280), (18, 1121535360), (20, 1009381824), (22, 917619840), (24, 841151520), (27, 747690240), (30, 672921216), (31, 651214080), (32, 630863640), (33, 611746560), (36, 560767680), (40, 504690912), (44, 458809920), (45, 448614144), (48, 420575760), (54, 373845120), (55, 367047936), (60, 336460608), (62, 325607040), (64, 315431820), (66, 305873280), (72, 280383840), (80, 252345456), (81, 249230080), (88, 229404960), (90, 224307072), (93, 217071360), (96, 210287880), (99, 203915520), (108, 186922560), (110, 183523968), (120, 168230304), (124, 162803520), (128, 157715910), (132, 152936640), (135, 149538048), (144, 140191920), (155, 130242816), (160, 126172728), (162, 124615040), (165, 122349312), (176, 114702480), (180, 112153536), (186, 108535680), (192, 105143940), (198, 101957760), (216, 93461280), (220, 91761984), (240, 84115152), (248, 81401760), (256, 78857955), (264, 76468320), (270, 74769024), (279, 72357120), (288, 70095960), (297, 67971840), (310, 65121408), (320, 63086364), (324, 62307520), (330, 61174656), (341, 59201280), (352, 57351240), (360, 56076768), (372, 54267840), (384, 52571970), (396, 50978880), (405, 49846016), (432, 46730640), (440, 45880992), (465, 43414272), (480, 42057576), (495, 40783104), (496, 40700880), (528, 38234160), (540, 37384512), (558, 36178560), (571, 35354880), (576, 35047980), (594, 33985920), (620, 32560704), (640, 31543182), (648, 31153760), (660, 30587328), (682, 29600640), (704, 28675620), (720, 28038384), (744, 27133920), (768, 26285985), (792, 25489440), (810, 24923008), (837, 24119040), (864, 23365320), (880, 22940496), (891, 22657280), (930, 21707136), (960, 21028788), (990, 20391552), (992, 20350440), (1023, 19733760), (1056, 19117080), (1080, 18692256), (1116, 18089280), (1142, 17677440), (1152, 17523990), (1188, 16992960), (1240, 16280352), (1280, 15771591), (1296, 15576880), (1320, 15293664), (1364, 14800320), (1395, 14471424), (1408, 14337810), (1440, 14019192), (1485, 13594368), (1488, 13566960), (1584, 12744720), (1620, 12461504), (1674, 12059520), (1705, 11840256), (1713, 11784960), (1728, 11682660), (1760, 11470248), (1782, 11328640), (1860, 10853568), (1920, 10514394), (1980, 10195776), (1984, 10175220), (2046, 9866880), (2112, 9558540), (2160, 9346128), (2232, 9044640), (2284, 8838720), (2304, 8761995), (2376, 8496480), (2480, 8140176), (2511, 8039680), (2592, 7788440), (2640, 7646832), (2728, 7400160), (2790, 7235712), (2816, 7168905), (2855, 7070976), (2880, 7009596), (2970, 6797184), (2976, 6783480), (3069, 6577920), (3168, 6372360), (3240, 6230752), (3348, 6029760), (3410, 5920128), (3426, 5892480), (3456, 5841330), (3520, 5735124), (3564, 5664320), (3720, 5426784), (3840, 5257197), (3960, 5097888), (3968, 5087610), (4092, 4933440), (4185, 4823808), (4224, 4779270), (4320, 4673064), (4455, 4531456), (4464, 4522320), (4568, 4419360), (4752, 4248240), (4960, 4070088), (5022, 4019840), (5115, 3946752), (5139, 3928320), (5184, 3894220), (5280, 3823416), (5456, 3700080), (5580, 3617856), (5710, 3535488), (5760, 3504798), (5940, 3398592), (5952, 3391740), (6138, 3288960), (6281, 3214080), (6336, 3186180), (6480, 3115376), (6696, 3014880), (6820, 2960064), (6852, 2946240), (6912, 2920665), (7040, 2867562), (7128, 2832160), (7440, 2713392), (7920, 2548944), (7936, 2543805), (8184, 2466720), (8370, 2411904), (8448, 2389635), (8565, 2356992), (8640, 2336532), (8910, 2265728), (8928, 2261160), (9136, 2209680), (9207, 2192640), (9504, 2124120), (9920, 2035044), (10044, 2009920), (10230, 1973376), (10278, 1964160), (10368, 1947110), (10560, 1911708), (10912, 1850040), (11160, 1808928), (11420, 1767744), (11520, 1752399), (11880, 1699296), (11904, 1695870), (12276, 1644480), (12555, 1607936), (12562, 1607040), (12672, 1593090), (12960, 1557688), (13392, 1507440), (13640, 1480032), (13704, 1473120), (14080, 1433781), (14256, 1416080), (14880, 1356696), (15345, 1315584), (15417, 1309440), (15840, 1274472), (16368, 1233360), (16740, 1205952), (17130, 1178496), (17280, 1168266), (17701, 1140480), (17820, 1132864), (17856, 1130580), (18272, 1104840), (18414, 1096320), (18843, 1071360), (19008, 1062060), (19840, 1017522), (20088, 1004960), (20460, 986688), (20556, 982080), (20736, 973555), (21120, 955854), (21824, 925020), (22320, 904464), (22840, 883872), (23760, 849648), (23808, 847935), (24552, 822240), (25110, 803968), (25124, 803520), (25344, 796545), (25695, 785664), (25920, 778844), (26784, 753720), (27280, 740016), (27408, 736560), (27621, 730880), (28512, 708040), (29760, 678348), (30690, 657792), (30834, 654720), (31405, 642816), (31680, 637236), (32736, 616680), (33480, 602976), (34260, 589248), (34560, 584133), (35402, 570240), (35640, 566432), (35712, 565290), (36544, 552420), (36828, 548160), (37686, 535680), (38016, 531030), (39680, 508761), (40176, 502480), (40920, 493344), (41112, 491040), (42240, 477927), (43648, 462510), (44640, 452232), (45680, 441936), (46035, 438528), (46251, 436480), (47520, 424824), (49104, 411120), (50220, 401984), (50248, 401760), (51390, 392832), (51840, 389422), (53103, 380160), (53568, 376860), (54560, 370008), (54816, 368280), (55242, 365440), (56529, 357120), (57024, 354020), (59520, 339174), (61380, 328896), (61668, 327360), (62810, 321408), (63360, 318618), (65472, 308340), (66960, 301488), (68520, 294624), (70804, 285120), (71280, 283216), (71424, 282645), (73088, 276210), (73656, 274080), (75372, 267840), (76032, 265515), (77085, 261888), (80352, 251240), (81840, 246672), (82224, 245520), (87296, 231255), (88505, 228096), (89280, 226116), (91360, 220968), (92070, 219264), (92502, 218240), (94215, 214272), (95040, 212412), (98208, 205560), (100440, 200992), (100496, 200880), (102780, 196416), (103680, 194711), (106206, 190080), (107136, 188430), (109120, 185004), (109632, 184140), (110484, 182720), (113058, 178560), (114048, 177010), (119040, 169587), (122760, 164448), (123336, 163680), (125620, 160704), (126720, 159309), (130944, 154170), (133920, 150744), (137040, 147312), (138105, 146176), (141608, 142560)]