1861211520

素因数分解:

$2^7\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 640

約数和(自身を含む): 7962071040

約数和(自身を除く): 6100859520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 81, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 128, 135, 138, 140, 144, 160, 161, 162, 168, 180, 184, 189, 192, 207, 210, 216, 223, 224, 230, 240, 252, 270, 276, 280, 288, 315, 320, 322, 324, 336, 345, 360, 368, 378, 384, 405, 414, 420, 432, 446, 448, 460, 480, 483, 504, 540, 552, 560, 567, 576, 621, 630, 640, 644, 648, 669, 672, 690, 720, 736, 756, 805, 810, 828, 840, 864, 892, 896, 920, 945, 960, 966, 1008, 1035, 1080, 1104, 1115, 1120, 1134, 1152, 1242, 1260, 1288, 1296, 1338, 1344, 1380, 1440, 1449, 1472, 1512, 1561, 1610, 1620, 1656, 1680, 1728, 1784, 1840, 1863, 1890, 1920, 1932, 2007, 2016, 2070, 2160, 2208, 2230, 2240, 2268, 2415, 2484, 2520, 2576, 2592, 2676, 2688, 2760, 2835, 2880, 2898, 2944, 3024, 3105, 3122, 3220, 3240, 3312, 3345, 3360, 3456, 3568, 3680, 3726, 3780, 3864, 4014, 4032, 4140, 4320, 4347, 4416, 4460, 4480, 4536, 4683, 4830, 4968, 5040, 5129, 5152, 5184, 5352, 5520, 5670, 5760, 5796, 6021, 6048, 6210, 6244, 6440, 6480, 6624, 6690, 6720, 7136, 7245, 7360, 7452, 7560, 7728, 7805, 8028, 8064, 8280, 8640, 8694, 8832, 8920, 9072, 9315, 9366, 9660, 9936, 10035, 10080, 10258, 10304, 10368, 10704, 11040, 11340, 11592, 12042, 12096, 12420, 12488, 12880, 12960, 13041, 13248, 13380, 13440, 14049, 14272, 14490, 14720, 14904, 15120, 15387, 15456, 15610, 16056, 16560, 17280, 17388, 17840, 18063, 18144, 18630, 18732, 19320, 19872, 20070, 20160, 20516, 20608, 21408, 21735, 22080, 22680, 23184, 23415, 24084, 24192, 24840, 24976, 25645, 25760, 25920, 26082, 26496, 26760, 28098, 28544, 28980, 29808, 30105, 30240, 30774, 30912, 31220, 32112, 33120, 34776, 35680, 35903, 36126, 36288, 37260, 37464, 38640, 39744, 40140, 40320, 41032, 42147, 42816, 43470, 44160, 45360, 46161, 46368, 46830, 48168, 49680, 49952, 51290, 51520, 51840, 52164, 53520, 56196, 57960, 59616, 60210, 60480, 61548, 61824, 62440, 64224, 65205, 66240, 69552, 70245, 71360, 71806, 72252, 72576, 74520, 74928, 76935, 77280, 79488, 80280, 82064, 84294, 85632, 86940, 90315, 90720, 92322, 92736, 93660, 96336, 99360, 99904, 102580, 103040, 104328, 107040, 107709, 112392, 115920, 119232, 120420, 120960, 123096, 124880, 126441, 128448, 130410, 132480, 138483, 139104, 140490, 142720, 143612, 144504, 149040, 149856, 153870, 154560, 160560, 164128, 168588, 173880, 179515, 180630, 181440, 184644, 185472, 187320, 192672, 198720, 199808, 205160, 208656, 210735, 214080, 215418, 224784, 230805, 231840, 238464, 240840, 246192, 249760, 252882, 256896, 260820, 276966, 278208, 280980, 287224, 289008, 298080, 299712, 307740, 309120, 321120, 323127, 328256, 337176, 347760, 359030, 361260, 362880, 369288, 374640, 385344, 397440, 410320, 415449, 417312, 421470, 428160, 430836, 449568, 461610, 463680, 481680, 492384, 499520, 505764, 521640, 538545, 553932, 556416, 561960, 574448, 578016, 596160, 599424, 615480, 632205, 642240, 646254, 656512, 674352, 692415, 695520, 718060, 722520, 738576, 749280, 770688, 820640, 830898, 834624, 842940, 861672, 899136, 923220, 927360, 963360, 969381, 984768, 999040, 1011528, 1043280, 1077090, 1107864, 1123920, 1148896, 1156032, 1192320, 1230960, 1264410, 1284480, 1292508, 1348704, 1384830, 1391040, 1436120, 1445040, 1477152, 1498560, 1615635, 1641280, 1661796, 1669248, 1685880, 1723344, 1798272, 1846440, 1926720, 1938762, 1969536, 2023056, 2077245, 2086560, 2154180, 2215728, 2247840, 2297792, 2312064, 2461920, 2528820, 2585016, 2697408, 2769660, 2782080, 2872240, 2890080, 2908143, 2954304, 2997120, 3231270, 3282560, 3323592, 3371760, 3446688, 3692880, 3853440, 3877524, 4046112, 4154490, 4173120, 4308360, 4431456, 4495680, 4595584, 4846905, 4923840, 5057640, 5170032, 5394816, 5539320, 5744480, 5780160, 5816286, 5908608, 6462540, 6647184, 6743520, 6893376, 7385760, 7755048, 8092224, 8308980, 8346240, 8616720, 8862912, 8991360, 9693810, 9847680, 10115280, 10340064, 11078640, 11488960, 11560320, 11632572, 12925080, 13294368, 13487040, 13786752, 14540715, 14771520, 15510096, 16184448, 16617960, 17233440, 17725824, 19387620, 20230560, 20680128, 22157280, 22977920, 23265144, 25850160, 26588736, 26974080, 29081430, 29543040, 31020192, 33235920, 34466880, 38775240, 40461120, 41360256, 44314560, 46530288, 51700320, 53177472, 58162860, 62040384, 66471840, 68933760, 77550480, 80922240, 88629120, 93060576, 103400640, 116325720, 124080768, 132943680, 155100960, 186121152, 206801280, 232651440, 265887360, 310201920, 372242304, 465302880, 620403840, 930605760, 1861211520]

約数ペア:

[(1, 1861211520), (2, 930605760), (3, 620403840), (4, 465302880), (5, 372242304), (6, 310201920), (7, 265887360), (8, 232651440), (9, 206801280), (10, 186121152), (12, 155100960), (14, 132943680), (15, 124080768), (16, 116325720), (18, 103400640), (20, 93060576), (21, 88629120), (23, 80922240), (24, 77550480), (27, 68933760), (28, 66471840), (30, 62040384), (32, 58162860), (35, 53177472), (36, 51700320), (40, 46530288), (42, 44314560), (45, 41360256), (46, 40461120), (48, 38775240), (54, 34466880), (56, 33235920), (60, 31020192), (63, 29543040), (64, 29081430), (69, 26974080), (70, 26588736), (72, 25850160), (80, 23265144), (81, 22977920), (84, 22157280), (90, 20680128), (92, 20230560), (96, 19387620), (105, 17725824), (108, 17233440), (112, 16617960), (115, 16184448), (120, 15510096), (126, 14771520), (128, 14540715), (135, 13786752), (138, 13487040), (140, 13294368), (144, 12925080), (160, 11632572), (161, 11560320), (162, 11488960), (168, 11078640), (180, 10340064), (184, 10115280), (189, 9847680), (192, 9693810), (207, 8991360), (210, 8862912), (216, 8616720), (223, 8346240), (224, 8308980), (230, 8092224), (240, 7755048), (252, 7385760), (270, 6893376), (276, 6743520), (280, 6647184), (288, 6462540), (315, 5908608), (320, 5816286), (322, 5780160), (324, 5744480), (336, 5539320), (345, 5394816), (360, 5170032), (368, 5057640), (378, 4923840), (384, 4846905), (405, 4595584), (414, 4495680), (420, 4431456), (432, 4308360), (446, 4173120), (448, 4154490), (460, 4046112), (480, 3877524), (483, 3853440), (504, 3692880), (540, 3446688), (552, 3371760), (560, 3323592), (567, 3282560), (576, 3231270), (621, 2997120), (630, 2954304), (640, 2908143), (644, 2890080), (648, 2872240), (669, 2782080), (672, 2769660), (690, 2697408), (720, 2585016), (736, 2528820), (756, 2461920), (805, 2312064), (810, 2297792), (828, 2247840), (840, 2215728), (864, 2154180), (892, 2086560), (896, 2077245), (920, 2023056), (945, 1969536), (960, 1938762), (966, 1926720), (1008, 1846440), (1035, 1798272), (1080, 1723344), (1104, 1685880), (1115, 1669248), (1120, 1661796), (1134, 1641280), (1152, 1615635), (1242, 1498560), (1260, 1477152), (1288, 1445040), (1296, 1436120), (1338, 1391040), (1344, 1384830), (1380, 1348704), (1440, 1292508), (1449, 1284480), (1472, 1264410), (1512, 1230960), (1561, 1192320), (1610, 1156032), (1620, 1148896), (1656, 1123920), (1680, 1107864), (1728, 1077090), (1784, 1043280), (1840, 1011528), (1863, 999040), (1890, 984768), (1920, 969381), (1932, 963360), (2007, 927360), (2016, 923220), (2070, 899136), (2160, 861672), (2208, 842940), (2230, 834624), (2240, 830898), (2268, 820640), (2415, 770688), (2484, 749280), (2520, 738576), (2576, 722520), (2592, 718060), (2676, 695520), (2688, 692415), (2760, 674352), (2835, 656512), (2880, 646254), (2898, 642240), (2944, 632205), (3024, 615480), (3105, 599424), (3122, 596160), (3220, 578016), (3240, 574448), (3312, 561960), (3345, 556416), (3360, 553932), (3456, 538545), (3568, 521640), (3680, 505764), (3726, 499520), (3780, 492384), (3864, 481680), (4014, 463680), (4032, 461610), (4140, 449568), (4320, 430836), (4347, 428160), (4416, 421470), (4460, 417312), (4480, 415449), (4536, 410320), (4683, 397440), (4830, 385344), (4968, 374640), (5040, 369288), (5129, 362880), (5152, 361260), (5184, 359030), (5352, 347760), (5520, 337176), (5670, 328256), (5760, 323127), (5796, 321120), (6021, 309120), (6048, 307740), (6210, 299712), (6244, 298080), (6440, 289008), (6480, 287224), (6624, 280980), (6690, 278208), (6720, 276966), (7136, 260820), (7245, 256896), (7360, 252882), (7452, 249760), (7560, 246192), (7728, 240840), (7805, 238464), (8028, 231840), (8064, 230805), (8280, 224784), (8640, 215418), (8694, 214080), (8832, 210735), (8920, 208656), (9072, 205160), (9315, 199808), (9366, 198720), (9660, 192672), (9936, 187320), (10035, 185472), (10080, 184644), (10258, 181440), (10304, 180630), (10368, 179515), (10704, 173880), (11040, 168588), (11340, 164128), (11592, 160560), (12042, 154560), (12096, 153870), (12420, 149856), (12488, 149040), (12880, 144504), (12960, 143612), (13041, 142720), (13248, 140490), (13380, 139104), (13440, 138483), (14049, 132480), (14272, 130410), (14490, 128448), (14720, 126441), (14904, 124880), (15120, 123096), (15387, 120960), (15456, 120420), (15610, 119232), (16056, 115920), (16560, 112392), (17280, 107709), (17388, 107040), (17840, 104328), (18063, 103040), (18144, 102580), (18630, 99904), (18732, 99360), (19320, 96336), (19872, 93660), (20070, 92736), (20160, 92322), (20516, 90720), (20608, 90315), (21408, 86940), (21735, 85632), (22080, 84294), (22680, 82064), (23184, 80280), (23415, 79488), (24084, 77280), (24192, 76935), (24840, 74928), (24976, 74520), (25645, 72576), (25760, 72252), (25920, 71806), (26082, 71360), (26496, 70245), (26760, 69552), (28098, 66240), (28544, 65205), (28980, 64224), (29808, 62440), (30105, 61824), (30240, 61548), (30774, 60480), (30912, 60210), (31220, 59616), (32112, 57960), (33120, 56196), (34776, 53520), (35680, 52164), (35903, 51840), (36126, 51520), (36288, 51290), (37260, 49952), (37464, 49680), (38640, 48168), (39744, 46830), (40140, 46368), (40320, 46161), (41032, 45360), (42147, 44160), (42816, 43470)]