2097365760

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 432

約数和(自身を含む): 8571064320

約数和(自身を除く): 6473698560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 839, 840, 868, 896, 930, 960, 992, 1008, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1302, 1344, 1395, 1440, 1488, 1678, 1680, 1736, 1792, 1860, 1920, 1953, 1984, 2016, 2170, 2232, 2240, 2304, 2480, 2517, 2520, 2604, 2688, 2790, 2880, 2976, 3255, 3356, 3360, 3472, 3720, 3840, 3906, 3968, 4032, 4195, 4340, 4464, 4480, 4960, 5034, 5040, 5208, 5376, 5580, 5760, 5873, 5952, 6510, 6712, 6720, 6944, 7440, 7551, 7812, 7936, 8064, 8390, 8680, 8928, 8960, 9765, 9920, 10068, 10080, 10416, 11160, 11520, 11746, 11904, 12585, 13020, 13424, 13440, 13888, 14880, 15102, 15624, 16128, 16780, 17360, 17619, 17856, 19530, 19840, 20136, 20160, 20832, 22320, 23492, 23808, 25170, 26009, 26040, 26848, 26880, 27776, 29365, 29760, 30204, 31248, 33560, 34720, 35238, 35712, 37755, 39060, 39680, 40272, 40320, 41664, 44640, 46984, 50340, 52018, 52080, 52857, 53696, 55552, 58730, 59520, 60408, 62496, 67120, 69440, 70476, 71424, 75510, 78027, 78120, 80544, 80640, 83328, 88095, 89280, 93968, 100680, 104036, 104160, 105714, 107392, 117460, 119040, 120816, 124992, 130045, 134240, 138880, 140952, 151020, 156054, 156240, 161088, 166656, 176190, 178560, 182063, 187936, 201360, 208072, 208320, 211428, 214784, 234081, 234920, 241632, 249984, 260090, 264285, 268480, 277760, 281904, 302040, 312108, 312480, 322176, 352380, 357120, 364126, 375872, 390135, 402720, 416144, 416640, 422856, 468162, 469840, 483264, 499968, 520180, 528570, 536960, 546189, 563808, 604080, 624216, 624960, 644352, 704760, 728252, 751744, 780270, 805440, 832288, 833280, 845712, 910315, 936324, 939680, 966528, 1040360, 1057140, 1073920, 1092378, 1127616, 1170405, 1208160, 1248432, 1249920, 1409520, 1456504, 1503488, 1560540, 1610880, 1638567, 1664576, 1691424, 1820630, 1872648, 1879360, 1933056, 2080720, 2114280, 2184756, 2255232, 2340810, 2416320, 2496864, 2499840, 2730945, 2819040, 2913008, 3121080, 3221760, 3277134, 3329152, 3382848, 3641260, 3745296, 3758720, 4161440, 4228560, 4369512, 4510464, 4681620, 4832640, 4993728, 5461890, 5638080, 5826016, 6242160, 6554268, 6658304, 6765696, 7282520, 7490592, 7517440, 8192835, 8322880, 8457120, 8739024, 9363240, 9665280, 9987456, 10923780, 11276160, 11652032, 12484320, 13108536, 13531392, 14565040, 14981184, 16385670, 16645760, 16914240, 17478048, 18726480, 19974912, 21847560, 22552320, 23304064, 24968640, 26217072, 29130080, 29962368, 32771340, 33291520, 33828480, 34956096, 37452960, 43695120, 46608128, 49937280, 52434144, 58260160, 59924736, 65542680, 67656960, 69912192, 74905920, 87390240, 99874560, 104868288, 116520320, 131085360, 139824384, 149811840, 174780480, 209736576, 233040640, 262170720, 299623680, 349560960, 419473152, 524341440, 699121920, 1048682880, 2097365760]

約数ペア:

[(1, 2097365760), (2, 1048682880), (3, 699121920), (4, 524341440), (5, 419473152), (6, 349560960), (7, 299623680), (8, 262170720), (9, 233040640), (10, 209736576), (12, 174780480), (14, 149811840), (15, 139824384), (16, 131085360), (18, 116520320), (20, 104868288), (21, 99874560), (24, 87390240), (28, 74905920), (30, 69912192), (31, 67656960), (32, 65542680), (35, 59924736), (36, 58260160), (40, 52434144), (42, 49937280), (45, 46608128), (48, 43695120), (56, 37452960), (60, 34956096), (62, 33828480), (63, 33291520), (64, 32771340), (70, 29962368), (72, 29130080), (80, 26217072), (84, 24968640), (90, 23304064), (93, 22552320), (96, 21847560), (105, 19974912), (112, 18726480), (120, 17478048), (124, 16914240), (126, 16645760), (128, 16385670), (140, 14981184), (144, 14565040), (155, 13531392), (160, 13108536), (168, 12484320), (180, 11652032), (186, 11276160), (192, 10923780), (210, 9987456), (217, 9665280), (224, 9363240), (240, 8739024), (248, 8457120), (252, 8322880), (256, 8192835), (279, 7517440), (280, 7490592), (288, 7282520), (310, 6765696), (315, 6658304), (320, 6554268), (336, 6242160), (360, 5826016), (372, 5638080), (384, 5461890), (420, 4993728), (434, 4832640), (448, 4681620), (465, 4510464), (480, 4369512), (496, 4228560), (504, 4161440), (558, 3758720), (560, 3745296), (576, 3641260), (620, 3382848), (630, 3329152), (640, 3277134), (651, 3221760), (672, 3121080), (720, 2913008), (744, 2819040), (768, 2730945), (839, 2499840), (840, 2496864), (868, 2416320), (896, 2340810), (930, 2255232), (960, 2184756), (992, 2114280), (1008, 2080720), (1085, 1933056), (1116, 1879360), (1120, 1872648), (1152, 1820630), (1240, 1691424), (1260, 1664576), (1280, 1638567), (1302, 1610880), (1344, 1560540), (1395, 1503488), (1440, 1456504), (1488, 1409520), (1678, 1249920), (1680, 1248432), (1736, 1208160), (1792, 1170405), (1860, 1127616), (1920, 1092378), (1953, 1073920), (1984, 1057140), (2016, 1040360), (2170, 966528), (2232, 939680), (2240, 936324), (2304, 910315), (2480, 845712), (2517, 833280), (2520, 832288), (2604, 805440), (2688, 780270), (2790, 751744), (2880, 728252), (2976, 704760), (3255, 644352), (3356, 624960), (3360, 624216), (3472, 604080), (3720, 563808), (3840, 546189), (3906, 536960), (3968, 528570), (4032, 520180), (4195, 499968), (4340, 483264), (4464, 469840), (4480, 468162), (4960, 422856), (5034, 416640), (5040, 416144), (5208, 402720), (5376, 390135), (5580, 375872), (5760, 364126), (5873, 357120), (5952, 352380), (6510, 322176), (6712, 312480), (6720, 312108), (6944, 302040), (7440, 281904), (7551, 277760), (7812, 268480), (7936, 264285), (8064, 260090), (8390, 249984), (8680, 241632), (8928, 234920), (8960, 234081), (9765, 214784), (9920, 211428), (10068, 208320), (10080, 208072), (10416, 201360), (11160, 187936), (11520, 182063), (11746, 178560), (11904, 176190), (12585, 166656), (13020, 161088), (13424, 156240), (13440, 156054), (13888, 151020), (14880, 140952), (15102, 138880), (15624, 134240), (16128, 130045), (16780, 124992), (17360, 120816), (17619, 119040), (17856, 117460), (19530, 107392), (19840, 105714), (20136, 104160), (20160, 104036), (20832, 100680), (22320, 93968), (23492, 89280), (23808, 88095), (25170, 83328), (26009, 80640), (26040, 80544), (26848, 78120), (26880, 78027), (27776, 75510), (29365, 71424), (29760, 70476), (30204, 69440), (31248, 67120), (33560, 62496), (34720, 60408), (35238, 59520), (35712, 58730), (37755, 55552), (39060, 53696), (39680, 52857), (40272, 52080), (40320, 52018), (41664, 50340), (44640, 46984)]