20450350080

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5347}}^1$

素因数の和:5461

約数の個数: 264

約数和(自身を含む): 71727076512

約数和(自身を除く): 51276726432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 83, 90, 96, 120, 128, 144, 160, 166, 180, 192, 240, 249, 256, 288, 320, 332, 360, 384, 415, 480, 498, 512, 576, 640, 664, 720, 747, 768, 830, 960, 996, 1024, 1152, 1245, 1280, 1328, 1440, 1494, 1536, 1660, 1920, 1992, 2304, 2490, 2560, 2656, 2880, 2988, 3072, 3320, 3735, 3840, 3984, 4608, 4980, 5120, 5312, 5347, 5760, 5976, 6640, 7470, 7680, 7968, 9216, 9960, 10624, 10694, 11520, 11952, 13280, 14940, 15360, 15936, 16041, 19920, 21248, 21388, 23040, 23904, 26560, 26735, 29880, 31872, 32082, 39840, 42496, 42776, 46080, 47808, 48123, 53120, 53470, 59760, 63744, 64164, 79680, 80205, 84992, 85552, 95616, 96246, 106240, 106940, 119520, 127488, 128328, 159360, 160410, 171104, 191232, 192492, 212480, 213880, 239040, 240615, 254976, 256656, 318720, 320820, 342208, 382464, 384984, 424960, 427760, 443801, 478080, 481230, 513312, 637440, 641640, 684416, 764928, 769968, 855520, 887602, 956160, 962460, 1026624, 1274880, 1283280, 1331403, 1368832, 1539936, 1711040, 1775204, 1912320, 1924920, 2053248, 2219005, 2566560, 2662806, 2737664, 3079872, 3422080, 3550408, 3824640, 3849840, 3994209, 4106496, 4438010, 5133120, 5325612, 5475328, 6159744, 6657015, 6844160, 7100816, 7699680, 7988418, 8212992, 8876020, 10266240, 10651224, 12319488, 13314030, 13688320, 14201632, 15399360, 15976836, 16425984, 17752040, 19971045, 20532480, 21302448, 24638976, 26628060, 27376640, 28403264, 30798720, 31953672, 35504080, 39942090, 41064960, 42604896, 49277952, 53256120, 56806528, 61597440, 63907344, 71008160, 79884180, 82129920, 85209792, 106512240, 113613056, 123194880, 127814688, 142016320, 159768360, 170419584, 213024480, 227226112, 246389760, 255629376, 284032640, 319536720, 340839168, 426048960, 454452224, 511258752, 568065280, 639073440, 681678336, 852097920, 1022517504, 1136130560, 1278146880, 1363356672, 1704195840, 2045035008, 2272261120, 2556293760, 3408391680, 4090070016, 5112587520, 6816783360, 10225175040, 20450350080]

約数ペア:

[(1, 20450350080), (2, 10225175040), (3, 6816783360), (4, 5112587520), (5, 4090070016), (6, 3408391680), (8, 2556293760), (9, 2272261120), (10, 2045035008), (12, 1704195840), (15, 1363356672), (16, 1278146880), (18, 1136130560), (20, 1022517504), (24, 852097920), (30, 681678336), (32, 639073440), (36, 568065280), (40, 511258752), (45, 454452224), (48, 426048960), (60, 340839168), (64, 319536720), (72, 284032640), (80, 255629376), (83, 246389760), (90, 227226112), (96, 213024480), (120, 170419584), (128, 159768360), (144, 142016320), (160, 127814688), (166, 123194880), (180, 113613056), (192, 106512240), (240, 85209792), (249, 82129920), (256, 79884180), (288, 71008160), (320, 63907344), (332, 61597440), (360, 56806528), (384, 53256120), (415, 49277952), (480, 42604896), (498, 41064960), (512, 39942090), (576, 35504080), (640, 31953672), (664, 30798720), (720, 28403264), (747, 27376640), (768, 26628060), (830, 24638976), (960, 21302448), (996, 20532480), (1024, 19971045), (1152, 17752040), (1245, 16425984), (1280, 15976836), (1328, 15399360), (1440, 14201632), (1494, 13688320), (1536, 13314030), (1660, 12319488), (1920, 10651224), (1992, 10266240), (2304, 8876020), (2490, 8212992), (2560, 7988418), (2656, 7699680), (2880, 7100816), (2988, 6844160), (3072, 6657015), (3320, 6159744), (3735, 5475328), (3840, 5325612), (3984, 5133120), (4608, 4438010), (4980, 4106496), (5120, 3994209), (5312, 3849840), (5347, 3824640), (5760, 3550408), (5976, 3422080), (6640, 3079872), (7470, 2737664), (7680, 2662806), (7968, 2566560), (9216, 2219005), (9960, 2053248), (10624, 1924920), (10694, 1912320), (11520, 1775204), (11952, 1711040), (13280, 1539936), (14940, 1368832), (15360, 1331403), (15936, 1283280), (16041, 1274880), (19920, 1026624), (21248, 962460), (21388, 956160), (23040, 887602), (23904, 855520), (26560, 769968), (26735, 764928), (29880, 684416), (31872, 641640), (32082, 637440), (39840, 513312), (42496, 481230), (42776, 478080), (46080, 443801), (47808, 427760), (48123, 424960), (53120, 384984), (53470, 382464), (59760, 342208), (63744, 320820), (64164, 318720), (79680, 256656), (80205, 254976), (84992, 240615), (85552, 239040), (95616, 213880), (96246, 212480), (106240, 192492), (106940, 191232), (119520, 171104), (127488, 160410), (128328, 159360)]