20121016320

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2003}}^1$

素因数の和:2145

約数の個数: 288

約数和(自身を含む): 70410740400

約数和(自身を除く): 50289724080

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, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 240, 256, 288, 320, 327, 360, 384, 436, 480, 512, 545, 576, 640, 654, 720, 768, 872, 960, 981, 1024, 1090, 1152, 1280, 1308, 1440, 1536, 1635, 1744, 1920, 1962, 2003, 2048, 2180, 2304, 2560, 2616, 2880, 3072, 3270, 3488, 3840, 3924, 4006, 4360, 4608, 4905, 5120, 5232, 5760, 6009, 6144, 6540, 6976, 7680, 7848, 8012, 8720, 9216, 9810, 10015, 10240, 10464, 11520, 12018, 13080, 13952, 15360, 15696, 16024, 17440, 18027, 18432, 19620, 20030, 20928, 23040, 24036, 26160, 27904, 30045, 30720, 31392, 32048, 34880, 36054, 39240, 40060, 41856, 46080, 48072, 52320, 55808, 60090, 62784, 64096, 69760, 72108, 78480, 80120, 83712, 90135, 92160, 96144, 104640, 111616, 120180, 125568, 128192, 139520, 144216, 156960, 160240, 167424, 180270, 192288, 209280, 218327, 223232, 240360, 251136, 256384, 279040, 288432, 313920, 320480, 334848, 360540, 384576, 418560, 436654, 480720, 502272, 512768, 558080, 576864, 627840, 640960, 654981, 669696, 721080, 769152, 837120, 873308, 961440, 1004544, 1025536, 1091635, 1116160, 1153728, 1255680, 1281920, 1309962, 1442160, 1538304, 1674240, 1746616, 1922880, 1964943, 2009088, 2051072, 2183270, 2307456, 2511360, 2563840, 2619924, 2884320, 3076608, 3274905, 3348480, 3493232, 3845760, 3929886, 4102144, 4366540, 4614912, 5022720, 5127680, 5239848, 5768640, 6153216, 6549810, 6986464, 7691520, 7859772, 8733080, 9229824, 9824715, 10045440, 10255360, 10479696, 11537280, 12306432, 13099620, 13972928, 15383040, 15719544, 17466160, 18459648, 19649430, 20510720, 20959392, 23074560, 26199240, 27945856, 30766080, 31439088, 34932320, 36919296, 39298860, 41918784, 46149120, 52398480, 55891712, 61532160, 62878176, 69864640, 78597720, 83837568, 92298240, 104796960, 111783424, 125756352, 139729280, 157195440, 167675136, 184596480, 209593920, 223566848, 251512704, 279458560, 314390880, 335350272, 419187840, 447133696, 503025408, 558917120, 628781760, 670700544, 838375680, 1006050816, 1117834240, 1257563520, 1341401088, 1676751360, 2012101632, 2235668480, 2515127040, 3353502720, 4024203264, 5030254080, 6707005440, 10060508160, 20121016320]

約数ペア:

[(1, 20121016320), (2, 10060508160), (3, 6707005440), (4, 5030254080), (5, 4024203264), (6, 3353502720), (8, 2515127040), (9, 2235668480), (10, 2012101632), (12, 1676751360), (15, 1341401088), (16, 1257563520), (18, 1117834240), (20, 1006050816), (24, 838375680), (30, 670700544), (32, 628781760), (36, 558917120), (40, 503025408), (45, 447133696), (48, 419187840), (60, 335350272), (64, 314390880), (72, 279458560), (80, 251512704), (90, 223566848), (96, 209593920), (109, 184596480), (120, 167675136), (128, 157195440), (144, 139729280), (160, 125756352), (180, 111783424), (192, 104796960), (218, 92298240), (240, 83837568), (256, 78597720), (288, 69864640), (320, 62878176), (327, 61532160), (360, 55891712), (384, 52398480), (436, 46149120), (480, 41918784), (512, 39298860), (545, 36919296), (576, 34932320), (640, 31439088), (654, 30766080), (720, 27945856), (768, 26199240), (872, 23074560), (960, 20959392), (981, 20510720), (1024, 19649430), (1090, 18459648), (1152, 17466160), (1280, 15719544), (1308, 15383040), (1440, 13972928), (1536, 13099620), (1635, 12306432), (1744, 11537280), (1920, 10479696), (1962, 10255360), (2003, 10045440), (2048, 9824715), (2180, 9229824), (2304, 8733080), (2560, 7859772), (2616, 7691520), (2880, 6986464), (3072, 6549810), (3270, 6153216), (3488, 5768640), (3840, 5239848), (3924, 5127680), (4006, 5022720), (4360, 4614912), (4608, 4366540), (4905, 4102144), (5120, 3929886), (5232, 3845760), (5760, 3493232), (6009, 3348480), (6144, 3274905), (6540, 3076608), (6976, 2884320), (7680, 2619924), (7848, 2563840), (8012, 2511360), (8720, 2307456), (9216, 2183270), (9810, 2051072), (10015, 2009088), (10240, 1964943), (10464, 1922880), (11520, 1746616), (12018, 1674240), (13080, 1538304), (13952, 1442160), (15360, 1309962), (15696, 1281920), (16024, 1255680), (17440, 1153728), (18027, 1116160), (18432, 1091635), (19620, 1025536), (20030, 1004544), (20928, 961440), (23040, 873308), (24036, 837120), (26160, 769152), (27904, 721080), (30045, 669696), (30720, 654981), (31392, 640960), (32048, 627840), (34880, 576864), (36054, 558080), (39240, 512768), (40060, 502272), (41856, 480720), (46080, 436654), (48072, 418560), (52320, 384576), (55808, 360540), (60090, 334848), (62784, 320480), (64096, 313920), (69760, 288432), (72108, 279040), (78480, 256384), (80120, 251136), (83712, 240360), (90135, 223232), (92160, 218327), (96144, 209280), (104640, 192288), (111616, 180270), (120180, 167424), (125568, 160240), (128192, 156960), (139520, 144216)]