20551534080

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1578

約数の個数: 640

約数和(自身を含む): 85530525696

約数和(自身を除く): 64978991616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 32, 33, 35, 40, 42, 44, 46, 48, 55, 56, 60, 64, 66, 69, 70, 77, 80, 84, 88, 92, 96, 105, 110, 112, 115, 120, 128, 132, 138, 140, 154, 160, 161, 165, 168, 176, 184, 192, 210, 220, 224, 230, 231, 240, 253, 256, 264, 276, 280, 308, 320, 322, 330, 336, 345, 352, 368, 384, 385, 420, 440, 448, 460, 462, 480, 483, 506, 512, 528, 552, 560, 616, 640, 644, 660, 672, 690, 704, 736, 759, 768, 770, 805, 840, 880, 896, 920, 924, 960, 966, 1012, 1056, 1104, 1120, 1155, 1232, 1265, 1280, 1288, 1320, 1344, 1380, 1408, 1472, 1511, 1518, 1536, 1540, 1610, 1680, 1760, 1771, 1792, 1840, 1848, 1920, 1932, 2024, 2112, 2208, 2240, 2310, 2415, 2464, 2530, 2560, 2576, 2640, 2688, 2760, 2816, 2944, 3022, 3036, 3080, 3220, 3360, 3520, 3542, 3584, 3680, 3696, 3795, 3840, 3864, 4048, 4224, 4416, 4480, 4533, 4620, 4830, 4928, 5060, 5152, 5280, 5313, 5376, 5520, 5632, 5888, 6044, 6072, 6160, 6440, 6720, 7040, 7084, 7360, 7392, 7555, 7590, 7680, 7728, 8096, 8448, 8832, 8855, 8960, 9066, 9240, 9660, 9856, 10120, 10304, 10560, 10577, 10626, 10752, 11040, 11776, 12088, 12144, 12320, 12880, 13440, 14080, 14168, 14720, 14784, 15110, 15180, 15456, 16192, 16621, 16896, 17664, 17710, 17920, 18132, 18480, 19320, 19712, 20240, 20608, 21120, 21154, 21252, 22080, 22665, 24176, 24288, 24640, 25760, 26565, 26880, 28160, 28336, 29440, 29568, 30220, 30360, 30912, 31731, 32384, 33242, 34753, 35328, 35420, 36264, 36960, 38640, 39424, 40480, 41216, 42240, 42308, 42504, 44160, 45330, 48352, 48576, 49280, 49863, 51520, 52885, 53130, 53760, 56672, 58880, 59136, 60440, 60720, 61824, 63462, 64768, 66484, 69506, 70840, 72528, 73920, 77280, 80960, 82432, 83105, 84480, 84616, 85008, 88320, 90660, 96704, 97152, 98560, 99726, 103040, 104259, 105770, 106260, 113344, 116347, 118272, 120880, 121440, 123648, 126924, 129536, 132968, 139012, 141680, 145056, 147840, 154560, 158655, 161920, 166210, 169232, 170016, 173765, 176640, 181320, 193408, 194304, 197120, 199452, 206080, 208518, 211540, 212520, 226688, 232694, 241760, 242880, 243271, 247296, 249315, 253848, 265936, 278024, 283360, 290112, 295680, 309120, 317310, 323840, 332420, 338464, 340032, 347530, 349041, 362640, 382283, 386816, 388608, 398904, 412160, 417036, 423080, 425040, 453376, 465388, 483520, 485760, 486542, 498630, 507696, 521295, 531872, 556048, 566720, 580224, 581735, 591360, 618240, 634620, 647680, 664840, 676928, 680064, 695060, 698082, 725280, 729813, 764566, 773632, 797808, 834072, 846160, 850080, 906752, 930776, 967040, 971520, 973084, 997260, 1015392, 1042590, 1063744, 1112096, 1133440, 1146849, 1160448, 1163470, 1216355, 1236480, 1269240, 1329680, 1353856, 1360128, 1390120, 1396164, 1450560, 1459626, 1529132, 1595616, 1668144, 1692320, 1700160, 1745205, 1861552, 1911415, 1934080, 1943040, 1946168, 1994520, 2030784, 2085180, 2127488, 2224192, 2266880, 2293698, 2320896, 2326940, 2432710, 2538480, 2659360, 2675981, 2707712, 2720256, 2780240, 2792328, 2901120, 2919252, 3058264, 3191232, 3336288, 3384640, 3400320, 3490410, 3649065, 3723104, 3822830, 3868160, 3892336, 3989040, 4061568, 4170360, 4254976, 4448384, 4533760, 4587396, 4653880, 4865420, 5076960, 5318720, 5351962, 5415424, 5560480, 5584656, 5734245, 5802240, 5838504, 6116528, 6382464, 6672576, 6769280, 6800640, 6980820, 7298130, 7446208, 7645660, 7784672, 7978080, 8027943, 8123136, 8340720, 8509952, 8896768, 9174792, 9307760, 9730840, 10153920, 10637440, 10703924, 11120960, 11169312, 11468490, 11604480, 11677008, 12233056, 12764928, 13345152, 13379905, 13538560, 13601280, 13961640, 14596260, 14892416, 15291320, 15569344, 15956160, 16055886, 16246272, 16681440, 17793536, 18349584, 18615520, 19461680, 20307840, 21274880, 21407848, 22241920, 22338624, 22936980, 23354016, 24466112, 25529856, 26690304, 26759810, 27077120, 27923280, 29192520, 29784832, 30582640, 31138688, 31912320, 32111772, 33362880, 36699168, 37231040, 38923360, 40139715, 40615680, 42549760, 42815696, 44483840, 44677248, 45873960, 46708032, 48932224, 53380608, 53519620, 55846560, 58385040, 59569664, 61165280, 62277376, 63824640, 64223544, 66725760, 73398336, 74462080, 77846720, 80279430, 81231360, 85631392, 88967680, 89354496, 91747920, 93416064, 97864448, 107039240, 111693120, 116770080, 122330560, 124554752, 127649280, 128447088, 133451520, 146796672, 148924160, 155693440, 160558860, 171262784, 178708992, 183495840, 186832128, 195728896, 214078480, 223386240, 233540160, 244661120, 256894176, 266903040, 293593344, 297848320, 311386880, 321117720, 342525568, 366991680, 373664256, 428156960, 446772480, 467080320, 489322240, 513788352, 587186688, 622773760, 642235440, 685051136, 733983360, 856313920, 893544960, 934160640, 978644480, 1027576704, 1284470880, 1370102272, 1467966720, 1712627840, 1868321280, 2055153408, 2568941760, 2935933440, 3425255680, 4110306816, 5137883520, 6850511360, 10275767040, 20551534080]

約数ペア:

[(1, 20551534080), (2, 10275767040), (3, 6850511360), (4, 5137883520), (5, 4110306816), (6, 3425255680), (7, 2935933440), (8, 2568941760), (10, 2055153408), (11, 1868321280), (12, 1712627840), (14, 1467966720), (15, 1370102272), (16, 1284470880), (20, 1027576704), (21, 978644480), (22, 934160640), (23, 893544960), (24, 856313920), (28, 733983360), (30, 685051136), (32, 642235440), (33, 622773760), (35, 587186688), (40, 513788352), (42, 489322240), (44, 467080320), (46, 446772480), (48, 428156960), (55, 373664256), (56, 366991680), (60, 342525568), (64, 321117720), (66, 311386880), (69, 297848320), (70, 293593344), (77, 266903040), (80, 256894176), (84, 244661120), (88, 233540160), (92, 223386240), (96, 214078480), (105, 195728896), (110, 186832128), (112, 183495840), (115, 178708992), (120, 171262784), (128, 160558860), (132, 155693440), (138, 148924160), (140, 146796672), (154, 133451520), (160, 128447088), (161, 127649280), (165, 124554752), (168, 122330560), (176, 116770080), (184, 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17793536), (1232, 16681440), (1265, 16246272), (1280, 16055886), (1288, 15956160), (1320, 15569344), (1344, 15291320), (1380, 14892416), (1408, 14596260), (1472, 13961640), (1511, 13601280), (1518, 13538560), (1536, 13379905), (1540, 13345152), (1610, 12764928), (1680, 12233056), (1760, 11677008), (1771, 11604480), (1792, 11468490), (1840, 11169312), (1848, 11120960), (1920, 10703924), (1932, 10637440), (2024, 10153920), (2112, 9730840), (2208, 9307760), (2240, 9174792), (2310, 8896768), (2415, 8509952), (2464, 8340720), (2530, 8123136), (2560, 8027943), (2576, 7978080), (2640, 7784672), (2688, 7645660), (2760, 7446208), (2816, 7298130), (2944, 6980820), (3022, 6800640), (3036, 6769280), (3080, 6672576), (3220, 6382464), (3360, 6116528), (3520, 5838504), (3542, 5802240), (3584, 5734245), (3680, 5584656), (3696, 5560480), (3795, 5415424), (3840, 5351962), (3864, 5318720), (4048, 5076960), (4224, 4865420), (4416, 4653880), (4480, 4587396), (4533, 4533760), (4620, 4448384), (4830, 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1146849), (18132, 1133440), (18480, 1112096), (19320, 1063744), (19712, 1042590), (20240, 1015392), (20608, 997260), (21120, 973084), (21154, 971520), (21252, 967040), (22080, 930776), (22665, 906752), (24176, 850080), (24288, 846160), (24640, 834072), (25760, 797808), (26565, 773632), (26880, 764566), (28160, 729813), (28336, 725280), (29440, 698082), (29568, 695060), (30220, 680064), (30360, 676928), (30912, 664840), (31731, 647680), (32384, 634620), (33242, 618240), (34753, 591360), (35328, 581735), (35420, 580224), (36264, 566720), (36960, 556048), (38640, 531872), (39424, 521295), (40480, 507696), (41216, 498630), (42240, 486542), (42308, 485760), (42504, 483520), (44160, 465388), (45330, 453376), (48352, 425040), (48576, 423080), (49280, 417036), (49863, 412160), (51520, 398904), (52885, 388608), (53130, 386816), (53760, 382283), (56672, 362640), (58880, 349041), (59136, 347530), (60440, 340032), (60720, 338464), (61824, 332420), (63462, 323840), (64768, 317310), (66484, 309120), (69506, 295680), (70840, 290112), (72528, 283360), (73920, 278024), (77280, 265936), (80960, 253848), (82432, 249315), (83105, 247296), (84480, 243271), (84616, 242880), (85008, 241760), (88320, 232694), (90660, 226688), (96704, 212520), (97152, 211540), (98560, 208518), (99726, 206080), (103040, 199452), (104259, 197120), (105770, 194304), (106260, 193408), (113344, 181320), (116347, 176640), (118272, 173765), (120880, 170016), (121440, 169232), (123648, 166210), (126924, 161920), (129536, 158655), (132968, 154560), (139012, 147840), (141680, 145056)]