20789556480

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1087

約数の個数: 864

約数和(自身を含む): 93669488640

約数和(自身を除く): 72879932160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 23, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 46, 48, 55, 56, 60, 63, 64, 66, 69, 70, 72, 77, 80, 84, 88, 90, 92, 96, 99, 105, 110, 112, 115, 120, 126, 128, 132, 138, 140, 144, 154, 160, 161, 165, 168, 176, 180, 184, 192, 198, 207, 210, 220, 224, 230, 231, 240, 252, 253, 256, 264, 276, 280, 288, 308, 315, 320, 322, 330, 336, 345, 352, 360, 368, 384, 385, 396, 414, 420, 440, 448, 460, 462, 480, 483, 495, 504, 506, 528, 552, 560, 576, 616, 630, 640, 644, 660, 672, 690, 693, 704, 720, 736, 759, 768, 770, 792, 805, 828, 840, 880, 896, 920, 924, 960, 966, 990, 1008, 1012, 1019, 1035, 1056, 1104, 1120, 1152, 1155, 1232, 1260, 1265, 1280, 1288, 1320, 1344, 1380, 1386, 1408, 1440, 1449, 1472, 1518, 1540, 1584, 1610, 1656, 1680, 1760, 1771, 1792, 1840, 1848, 1920, 1932, 1980, 2016, 2024, 2038, 2070, 2112, 2208, 2240, 2277, 2304, 2310, 2415, 2464, 2520, 2530, 2576, 2640, 2688, 2760, 2772, 2816, 2880, 2898, 2944, 3036, 3057, 3080, 3168, 3220, 3312, 3360, 3465, 3520, 3542, 3680, 3696, 3795, 3840, 3864, 3960, 4032, 4048, 4076, 4140, 4224, 4416, 4480, 4554, 4620, 4830, 4928, 5040, 5060, 5095, 5152, 5280, 5313, 5376, 5520, 5544, 5760, 5796, 5888, 6072, 6114, 6160, 6336, 6440, 6624, 6720, 6930, 7040, 7084, 7133, 7245, 7360, 7392, 7590, 7728, 7920, 8064, 8096, 8152, 8280, 8448, 8832, 8855, 8960, 9108, 9171, 9240, 9660, 9856, 10080, 10120, 10190, 10304, 10560, 10626, 11040, 11088, 11209, 11385, 11520, 11592, 12144, 12228, 12320, 12672, 12880, 13248, 13440, 13860, 14080, 14168, 14266, 14490, 14720, 14784, 15180, 15285, 15456, 15840, 15939, 16128, 16192, 16304, 16560, 17664, 17710, 18216, 18342, 18480, 19320, 19712, 20160, 20240, 20380, 20608, 21120, 21252, 21399, 22080, 22176, 22418, 22770, 23184, 23437, 24288, 24456, 24640, 25344, 25760, 26496, 26565, 26880, 27720, 28336, 28532, 28980, 29440, 29568, 30360, 30570, 30912, 31680, 31878, 32384, 32608, 33120, 33627, 35420, 35665, 36432, 36684, 36960, 38640, 40320, 40480, 40760, 41216, 42240, 42504, 42798, 44160, 44352, 44836, 45540, 45855, 46368, 46874, 48576, 48912, 49280, 51520, 52992, 53130, 55440, 56045, 56672, 57064, 57960, 59136, 60720, 61140, 61824, 63360, 63756, 64197, 64768, 65216, 66240, 67254, 70311, 70840, 71330, 72864, 73368, 73920, 77280, 78463, 79695, 80640, 80960, 81520, 85008, 85596, 88320, 88704, 89672, 91080, 91710, 92736, 93748, 97152, 97824, 98560, 100881, 103040, 106260, 106995, 110880, 112090, 113344, 114128, 115920, 117185, 121440, 122280, 123648, 126720, 127512, 128394, 130432, 132480, 134508, 140622, 141680, 142660, 145728, 146736, 147840, 154560, 156926, 159390, 161920, 163040, 164059, 168135, 170016, 171192, 177408, 179344, 182160, 183420, 185472, 187496, 194304, 195648, 201762, 206080, 210933, 212520, 213990, 221760, 224180, 226688, 228256, 231840, 234370, 235389, 242880, 244560, 255024, 256788, 257807, 260864, 264960, 269016, 281244, 283360, 285320, 291456, 293472, 295680, 309120, 313852, 318780, 320985, 323840, 326080, 328118, 336270, 340032, 342384, 351555, 358688, 364320, 366840, 370944, 374992, 391296, 392315, 403524, 421866, 425040, 427980, 443520, 448360, 453376, 456512, 463680, 468740, 470778, 485760, 489120, 492177, 504405, 510048, 513576, 515614, 538032, 562488, 566720, 570640, 582912, 586944, 618240, 627704, 637560, 641970, 652160, 656236, 672540, 680064, 684768, 703110, 706167, 717376, 728640, 733680, 749984, 773421, 782592, 784630, 807048, 820295, 843732, 850080, 855960, 887040, 896720, 913024, 927360, 937480, 941556, 971520, 978240, 984354, 1008810, 1020096, 1027152, 1031228, 1054665, 1076064, 1124976, 1133440, 1141280, 1173888, 1176945, 1255408, 1275120, 1283940, 1289035, 1304320, 1312472, 1345080, 1360128, 1369536, 1406220, 1412334, 1434752, 1457280, 1467360, 1476531, 1499968, 1546842, 1569260, 1614096, 1640590, 1687464, 1700160, 1711920, 1793440, 1804649, 1826048, 1854720, 1874960, 1883112, 1956480, 1968708, 2017620, 2040192, 2054304, 2062456, 2109330, 2152128, 2249952, 2266880, 2282560, 2320263, 2347776, 2353890, 2460885, 2510816, 2550240, 2567880, 2578070, 2624944, 2690160, 2739072, 2812440, 2824668, 2869504, 2914560, 2934720, 2953062, 2999936, 3093684, 3138520, 3228192, 3281180, 3374928, 3400320, 3423840, 3530835, 3586880, 3609298, 3749920, 3766224, 3867105, 3912960, 3937416, 4035240, 4080384, 4108608, 4124912, 4218660, 4304256, 4499904, 4565120, 4640526, 4707780, 4921770, 5021632, 5100480, 5135760, 5156140, 5249888, 5380320, 5413947, 5478144, 5624880, 5649336, 5869440, 5906124, 5999872, 6187368, 6277040, 6456384, 6562360, 6749856, 6800640, 6847680, 7061670, 7173760, 7218596, 7382655, 7499840, 7532448, 7734210, 7874832, 8070480, 8217216, 8249824, 8437320, 8608512, 8999808, 9023245, 9130240, 9281052, 9415560, 9843540, 10043264, 10200960, 10271520, 10312280, 10499776, 10760640, 10827894, 11249760, 11298672, 11601315, 11738880, 11812248, 12374736, 12554080, 12912768, 13124720, 13499712, 13695360, 14123340, 14347520, 14437192, 14765310, 14999680, 15064896, 15468420, 15749664, 16140960, 16241841, 16434432, 16499648, 16874640, 17999616, 18046490, 18562104, 18831120, 19687080, 20086528, 20401920, 20543040, 20624560, 20999552, 21521280, 21655788, 22499520, 22597344, 23202630, 23624496, 24749472, 25108160, 25825536, 26249440, 26999424, 27069735, 27390720, 28246680, 28874384, 29530620, 29999360, 30129792, 30936840, 31499328, 32281920, 32483682, 32999296, 33749280, 36092980, 37124208, 37662240, 39374160, 41086080, 41249120, 41999104, 43042560, 43311576, 44999040, 45194688, 46405260, 47248992, 49498944, 50216320, 52498880, 53998848, 54139470, 56493360, 57748768, 59061240, 60259584, 61873680, 62998656, 64563840, 64967364, 65998592, 67498560, 72185960, 74248416, 75324480, 78748320, 81209205, 82172160, 82498240, 86623152, 89998080, 90389376, 92810520, 94497984, 98997888, 100432640, 104997760, 108278940, 112986720, 115497536, 118122480, 123747360, 125997312, 129127680, 129934728, 134997120, 144371920, 148496832, 150648960, 157496640, 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約数ペア:

[(1, 20789556480), (2, 10394778240), (3, 6929852160), (4, 5197389120), (5, 4157911296), (6, 3464926080), (7, 2969936640), (8, 2598694560), (9, 2309950720), (10, 2078955648), (11, 1889959680), (12, 1732463040), (14, 1484968320), (15, 1385970432), (16, 1299347280), (18, 1154975360), (20, 1039477824), (21, 989978880), (22, 944979840), (23, 903893760), (24, 866231520), (28, 742484160), (30, 692985216), (32, 649673640), (33, 629986560), (35, 593987328), (36, 577487680), (40, 519738912), (42, 494989440), (44, 472489920), (45, 461990144), (46, 451946880), (48, 433115760), (55, 377991936), (56, 371242080), (60, 346492608), (63, 329992960), (64, 324836820), (66, 314993280), (69, 301297920), (70, 296993664), (72, 288743840), (77, 269994240), (80, 259869456), (84, 247494720), (88, 236244960), (90, 230995072), (92, 225973440), (96, 216557880), (99, 209995520), (105, 197995776), (110, 188995968), (112, 185621040), (115, 180778752), (120, 173246304), (126, 164996480), (128, 162418410), (132, 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(1932, 10760640), (1980, 10499776), (2016, 10312280), (2024, 10271520), (2038, 10200960), (2070, 10043264), (2112, 9843540), (2208, 9415560), (2240, 9281052), (2277, 9130240), (2304, 9023245), (2310, 8999808), (2415, 8608512), (2464, 8437320), (2520, 8249824), (2530, 8217216), (2576, 8070480), (2640, 7874832), (2688, 7734210), (2760, 7532448), (2772, 7499840), (2816, 7382655), (2880, 7218596), (2898, 7173760), (2944, 7061670), (3036, 6847680), (3057, 6800640), (3080, 6749856), (3168, 6562360), (3220, 6456384), (3312, 6277040), (3360, 6187368), (3465, 5999872), (3520, 5906124), (3542, 5869440), (3680, 5649336), (3696, 5624880), (3795, 5478144), (3840, 5413947), (3864, 5380320), (3960, 5249888), (4032, 5156140), (4048, 5135760), (4076, 5100480), (4140, 5021632), (4224, 4921770), (4416, 4707780), (4480, 4640526), (4554, 4565120), (4620, 4499904), (4830, 4304256), (4928, 4218660), (5040, 4124912), (5060, 4108608), (5095, 4080384), (5152, 4035240), (5280, 3937416), (5313, 3912960), (5376, 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(14266, 1457280), (14490, 1434752), (14720, 1412334), (14784, 1406220), (15180, 1369536), (15285, 1360128), (15456, 1345080), (15840, 1312472), (15939, 1304320), (16128, 1289035), (16192, 1283940), (16304, 1275120), (16560, 1255408), (17664, 1176945), (17710, 1173888), (18216, 1141280), (18342, 1133440), (18480, 1124976), (19320, 1076064), (19712, 1054665), (20160, 1031228), (20240, 1027152), (20380, 1020096), (20608, 1008810), (21120, 984354), (21252, 978240), (21399, 971520), (22080, 941556), (22176, 937480), (22418, 927360), (22770, 913024), (23184, 896720), (23437, 887040), (24288, 855960), (24456, 850080), (24640, 843732), (25344, 820295), (25760, 807048), (26496, 784630), (26565, 782592), (26880, 773421), (27720, 749984), (28336, 733680), (28532, 728640), (28980, 717376), (29440, 706167), (29568, 703110), (30360, 684768), (30570, 680064), (30912, 672540), (31680, 656236), (31878, 652160), (32384, 641970), (32608, 637560), (33120, 627704), (33627, 618240), (35420, 586944), (35665, 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(91710, 226688), (92736, 224180), (93748, 221760), (97152, 213990), (97824, 212520), (98560, 210933), (100881, 206080), (103040, 201762), (106260, 195648), (106995, 194304), (110880, 187496), (112090, 185472), (113344, 183420), (114128, 182160), (115920, 179344), (117185, 177408), (121440, 171192), (122280, 170016), (123648, 168135), (126720, 164059), (127512, 163040), (128394, 161920), (130432, 159390), (132480, 156926), (134508, 154560), (140622, 147840), (141680, 146736), (142660, 145728)]