1997997120

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 672

約数和(自身を含む): 8520744960

約数和(自身を除く): 6522747840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 62, 63, 64, 69, 70, 72, 80, 84, 90, 92, 93, 96, 105, 112, 115, 120, 124, 126, 138, 139, 140, 144, 155, 160, 161, 168, 180, 184, 186, 192, 207, 210, 217, 224, 230, 240, 248, 252, 276, 278, 279, 280, 288, 310, 315, 320, 322, 336, 345, 360, 368, 372, 414, 417, 420, 434, 448, 460, 465, 480, 483, 496, 504, 552, 556, 558, 560, 576, 620, 630, 644, 651, 672, 690, 695, 713, 720, 736, 744, 805, 828, 834, 840, 868, 920, 930, 960, 966, 973, 992, 1008, 1035, 1085, 1104, 1112, 1116, 1120, 1240, 1251, 1260, 1288, 1302, 1344, 1380, 1390, 1395, 1426, 1440, 1449, 1472, 1488, 1610, 1656, 1668, 1680, 1736, 1840, 1860, 1932, 1946, 1953, 1984, 2016, 2070, 2085, 2139, 2170, 2208, 2224, 2232, 2240, 2415, 2480, 2502, 2520, 2576, 2604, 2760, 2780, 2790, 2852, 2880, 2898, 2919, 2976, 3197, 3220, 3255, 3312, 3336, 3360, 3472, 3565, 3680, 3720, 3864, 3892, 3906, 4032, 4140, 4170, 4278, 4309, 4340, 4416, 4448, 4464, 4830, 4865, 4960, 4991, 5004, 5040, 5152, 5208, 5520, 5560, 5580, 5704, 5796, 5838, 5952, 6255, 6394, 6417, 6440, 6510, 6624, 6672, 6720, 6944, 7130, 7245, 7360, 7440, 7728, 7784, 7812, 8280, 8340, 8556, 8618, 8680, 8757, 8896, 8928, 9591, 9660, 9730, 9765, 9920, 9982, 10008, 10080, 10304, 10416, 10695, 11040, 11120, 11160, 11408, 11592, 11676, 12510, 12788, 12834, 12880, 12927, 13020, 13248, 13344, 13888, 14260, 14490, 14595, 14880, 14973, 15456, 15568, 15624, 15985, 16560, 16680, 17112, 17236, 17360, 17514, 17856, 19182, 19320, 19460, 19530, 19964, 20016, 20160, 20832, 21390, 21545, 22080, 22240, 22320, 22379, 22816, 23184, 23352, 24955, 25020, 25576, 25668, 25760, 25854, 26040, 26688, 28520, 28773, 28980, 29190, 29760, 29946, 30163, 30912, 31136, 31248, 31970, 32085, 33120, 33360, 34224, 34472, 34720, 35028, 38364, 38640, 38781, 38920, 39060, 39928, 40032, 41664, 42780, 43090, 43785, 44480, 44640, 44758, 44919, 45632, 46368, 46704, 47955, 49910, 50040, 51152, 51336, 51520, 51708, 52080, 57040, 57546, 57960, 58380, 59892, 60326, 62272, 62496, 63940, 64170, 64635, 66240, 66720, 67137, 68448, 68944, 69440, 70056, 74865, 76728, 77280, 77562, 77840, 78120, 79856, 80064, 85560, 86180, 87570, 89280, 89516, 89838, 90489, 92736, 93408, 95910, 99107, 99820, 100080, 102304, 102672, 103416, 104160, 111895, 114080, 115092, 115920, 116760, 119784, 120652, 124992, 127880, 128340, 129270, 133440, 134274, 136896, 137888, 140112, 143865, 149730, 150815, 153456, 154560, 155124, 155680, 156240, 159712, 171120, 172360, 175140, 179032, 179676, 180978, 186816, 191820, 193905, 198214, 199640, 200160, 201411, 204608, 205344, 206832, 208320, 223790, 224595, 228160, 230184, 231840, 233520, 239568, 241304, 255760, 256680, 258540, 268548, 271467, 275776, 280224, 287730, 297321, 299460, 301630, 306912, 310248, 311360, 312480, 319424, 335685, 342240, 344720, 350280, 358064, 359352, 361956, 383640, 387810, 396428, 399280, 400320, 402822, 410688, 413664, 447580, 449190, 452445, 460368, 463680, 467040, 479136, 482608, 495535, 511520, 513360, 517080, 537096, 542934, 560448, 575460, 594642, 598920, 603260, 613824, 620496, 624960, 671370, 684480, 689440, 693749, 700560, 716128, 718704, 723912, 767280, 775620, 792856, 798560, 805644, 827328, 891963, 895160, 898380, 904890, 920736, 934080, 958272, 965216, 991070, 1007055, 1023040, 1026720, 1034160, 1074192, 1085868, 1150920, 1189284, 1197840, 1206520, 1240992, 1342740, 1357335, 1378880, 1387498, 1401120, 1432256, 1437408, 1447824, 1486605, 1534560, 1551240, 1585712, 1597120, 1611288, 1783926, 1790320, 1796760, 1809780, 1841472, 1930432, 1982140, 2014110, 2053440, 2068320, 2081247, 2148384, 2171736, 2301840, 2378568, 2395680, 2413040, 2481984, 2685480, 2714670, 2774996, 2802240, 2874816, 2895648, 2973210, 3069120, 3102480, 3171424, 3222576, 3468745, 3567852, 3580640, 3593520, 3619560, 3964280, 4028220, 4136640, 4162494, 4296768, 4343472, 4459815, 4603680, 4757136, 4791360, 4826080, 5370960, 5429340, 5549992, 5791296, 5946420, 6204960, 6243741, 6342848, 6445152, 6937490, 7135704, 7161280, 7187040, 7239120, 7928560, 8056440, 8324988, 8686944, 8919630, 9207360, 9514272, 9652160, 10406235, 10741920, 10858680, 11099984, 11892840, 12409920, 12487482, 12890304, 13874980, 14271408, 14374080, 14478240, 15857120, 16112880, 16649976, 17373888, 17839260, 19028544, 20812470, 21483840, 21717360, 22199968, 23785680, 24974964, 27749960, 28542816, 28956480, 31218705, 31714240, 32225760, 33299952, 35678520, 41624940, 43434720, 44399936, 47571360, 49949928, 55499920, 57085632, 62437410, 64451520, 66599904, 71357040, 83249880, 86869440, 95142720, 99899856, 110999840, 124874820, 133199808, 142714080, 166499760, 199799712, 221999680, 249749640, 285428160, 332999520, 399599424, 499499280, 665999040, 998998560, 1997997120]

約数ペア:

[(1, 1997997120), (2, 998998560), (3, 665999040), (4, 499499280), (5, 399599424), (6, 332999520), (7, 285428160), (8, 249749640), (9, 221999680), (10, 199799712), (12, 166499760), (14, 142714080), (15, 133199808), (16, 124874820), (18, 110999840), (20, 99899856), (21, 95142720), (23, 86869440), (24, 83249880), (28, 71357040), (30, 66599904), (31, 64451520), (32, 62437410), (35, 57085632), (36, 55499920), (40, 49949928), (42, 47571360), (45, 44399936), (46, 43434720), (48, 41624940), (56, 35678520), (60, 33299952), (62, 32225760), (63, 31714240), (64, 31218705), (69, 28956480), (70, 28542816), (72, 27749960), (80, 24974964), (84, 23785680), (90, 22199968), (92, 21717360), (93, 21483840), (96, 20812470), (105, 19028544), (112, 17839260), (115, 17373888), (120, 16649976), (124, 16112880), (126, 15857120), (138, 14478240), (139, 14374080), (140, 14271408), (144, 13874980), (155, 12890304), (160, 12487482), (161, 12409920), (168, 11892840), (180, 11099984), (184, 10858680), (186, 10741920), 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1930432), (1085, 1841472), (1104, 1809780), (1112, 1796760), (1116, 1790320), (1120, 1783926), (1240, 1611288), (1251, 1597120), (1260, 1585712), (1288, 1551240), (1302, 1534560), (1344, 1486605), (1380, 1447824), (1390, 1437408), (1395, 1432256), (1426, 1401120), (1440, 1387498), (1449, 1378880), (1472, 1357335), (1488, 1342740), (1610, 1240992), (1656, 1206520), (1668, 1197840), (1680, 1189284), (1736, 1150920), (1840, 1085868), (1860, 1074192), (1932, 1034160), (1946, 1026720), (1953, 1023040), (1984, 1007055), (2016, 991070), (2070, 965216), (2085, 958272), (2139, 934080), (2170, 920736), (2208, 904890), (2224, 898380), (2232, 895160), (2240, 891963), (2415, 827328), (2480, 805644), (2502, 798560), (2520, 792856), (2576, 775620), (2604, 767280), (2760, 723912), (2780, 718704), (2790, 716128), (2852, 700560), (2880, 693749), (2898, 689440), (2919, 684480), (2976, 671370), (3197, 624960), (3220, 620496), (3255, 613824), (3312, 603260), (3336, 598920), (3360, 594642), (3472, 575460), (3565, 560448), (3680, 542934), (3720, 537096), (3864, 517080), (3892, 513360), (3906, 511520), (4032, 495535), (4140, 482608), (4170, 479136), (4278, 467040), (4309, 463680), (4340, 460368), (4416, 452445), (4448, 449190), (4464, 447580), (4830, 413664), (4865, 410688), (4960, 402822), (4991, 400320), (5004, 399280), (5040, 396428), (5152, 387810), (5208, 383640), (5520, 361956), (5560, 359352), (5580, 358064), (5704, 350280), (5796, 344720), (5838, 342240), (5952, 335685), (6255, 319424), (6394, 312480), (6417, 311360), (6440, 310248), (6510, 306912), (6624, 301630), (6672, 299460), (6720, 297321), (6944, 287730), (7130, 280224), (7245, 275776), (7360, 271467), (7440, 268548), (7728, 258540), (7784, 256680), (7812, 255760), (8280, 241304), (8340, 239568), (8556, 233520), (8618, 231840), (8680, 230184), (8757, 228160), (8896, 224595), (8928, 223790), (9591, 208320), (9660, 206832), (9730, 205344), (9765, 204608), (9920, 201411), (9982, 200160), (10008, 199640), (10080, 198214), (10304, 193905), (10416, 191820), (10695, 186816), (11040, 180978), (11120, 179676), (11160, 179032), (11408, 175140), (11592, 172360), (11676, 171120), (12510, 159712), (12788, 156240), (12834, 155680), (12880, 155124), (12927, 154560), (13020, 153456), (13248, 150815), (13344, 149730), (13888, 143865), (14260, 140112), (14490, 137888), (14595, 136896), (14880, 134274), (14973, 133440), (15456, 129270), (15568, 128340), (15624, 127880), (15985, 124992), (16560, 120652), (16680, 119784), (17112, 116760), (17236, 115920), (17360, 115092), (17514, 114080), (17856, 111895), (19182, 104160), (19320, 103416), (19460, 102672), (19530, 102304), (19964, 100080), (20016, 99820), (20160, 99107), (20832, 95910), (21390, 93408), (21545, 92736), (22080, 90489), (22240, 89838), (22320, 89516), (22379, 89280), (22816, 87570), (23184, 86180), (23352, 85560), (24955, 80064), (25020, 79856), (25576, 78120), (25668, 77840), (25760, 77562), (25854, 77280), (26040, 76728), (26688, 74865), (28520, 70056), (28773, 69440), (28980, 68944), (29190, 68448), (29760, 67137), (29946, 66720), (30163, 66240), (30912, 64635), (31136, 64170), (31248, 63940), (31970, 62496), (32085, 62272), (33120, 60326), (33360, 59892), (34224, 58380), (34472, 57960), (34720, 57546), (35028, 57040), (38364, 52080), (38640, 51708), (38781, 51520), (38920, 51336), (39060, 51152), (39928, 50040), (40032, 49910), (41664, 47955), (42780, 46704), (43090, 46368), (43785, 45632), (44480, 44919), (44640, 44758)]