321377280

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^3\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 352

約数和(自身を含む): 1218374400

約数和(自身を除く): 896997120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 61, 64, 70, 80, 84, 96, 98, 105, 112, 120, 122, 128, 140, 147, 160, 168, 183, 192, 196, 210, 224, 240, 244, 245, 256, 280, 294, 305, 320, 336, 343, 366, 384, 392, 420, 427, 448, 480, 488, 490, 512, 560, 588, 610, 640, 672, 686, 732, 735, 768, 784, 840, 854, 896, 915, 960, 976, 980, 1024, 1029, 1120, 1176, 1220, 1280, 1281, 1344, 1372, 1464, 1470, 1536, 1568, 1680, 1708, 1715, 1792, 1830, 1920, 1952, 1960, 2058, 2135, 2240, 2352, 2440, 2560, 2562, 2688, 2744, 2928, 2940, 2989, 3072, 3136, 3360, 3416, 3430, 3584, 3660, 3840, 3904, 3920, 4116, 4270, 4480, 4704, 4880, 5120, 5124, 5145, 5376, 5488, 5856, 5880, 5978, 6272, 6405, 6720, 6832, 6860, 7168, 7320, 7680, 7808, 7840, 8232, 8540, 8960, 8967, 9408, 9760, 10248, 10290, 10752, 10976, 11712, 11760, 11956, 12544, 12810, 13440, 13664, 13720, 14640, 14945, 15360, 15616, 15680, 16464, 17080, 17920, 17934, 18816, 19520, 20496, 20580, 20923, 21504, 21952, 23424, 23520, 23912, 25088, 25620, 26880, 27328, 27440, 29280, 29890, 31232, 31360, 32928, 34160, 35840, 35868, 37632, 39040, 40992, 41160, 41846, 43904, 44835, 46848, 47040, 47824, 50176, 51240, 53760, 54656, 54880, 58560, 59780, 62464, 62720, 62769, 65856, 68320, 71736, 75264, 78080, 81984, 82320, 83692, 87808, 89670, 93696, 94080, 95648, 102480, 104615, 107520, 109312, 109760, 117120, 119560, 125440, 125538, 131712, 136640, 143472, 150528, 156160, 163968, 164640, 167384, 175616, 179340, 187392, 188160, 191296, 204960, 209230, 218624, 219520, 234240, 239120, 250880, 251076, 263424, 273280, 286944, 312320, 313845, 327936, 329280, 334768, 351232, 358680, 376320, 382592, 409920, 418460, 437248, 439040, 468480, 478240, 502152, 526848, 546560, 573888, 627690, 655872, 658560, 669536, 717360, 752640, 765184, 819840, 836920, 878080, 936960, 956480, 1004304, 1053696, 1093120, 1147776, 1255380, 1311744, 1317120, 1339072, 1434720, 1530368, 1639680, 1673840, 1756160, 1912960, 2008608, 2186240, 2295552, 2510760, 2634240, 2678144, 2869440, 3060736, 3279360, 3347680, 3825920, 4017216, 4591104, 5021520, 5268480, 5356288, 5738880, 6558720, 6695360, 7651840, 8034432, 9182208, 10043040, 10712576, 11477760, 13390720, 15303680, 16068864, 20086080, 21425152, 22955520, 26781440, 32137728, 40172160, 45911040, 53562880, 64275456, 80344320, 107125760, 160688640, 321377280]

約数ペア:

[(1, 321377280), (2, 160688640), (3, 107125760), (4, 80344320), (5, 64275456), (6, 53562880), (7, 45911040), (8, 40172160), (10, 32137728), (12, 26781440), (14, 22955520), (15, 21425152), (16, 20086080), (20, 16068864), (21, 15303680), (24, 13390720), (28, 11477760), (30, 10712576), (32, 10043040), (35, 9182208), (40, 8034432), (42, 7651840), (48, 6695360), (49, 6558720), (56, 5738880), (60, 5356288), (61, 5268480), (64, 5021520), (70, 4591104), (80, 4017216), (84, 3825920), (96, 3347680), (98, 3279360), (105, 3060736), (112, 2869440), (120, 2678144), (122, 2634240), (128, 2510760), (140, 2295552), (147, 2186240), (160, 2008608), (168, 1912960), (183, 1756160), (192, 1673840), (196, 1639680), (210, 1530368), (224, 1434720), (240, 1339072), (244, 1317120), (245, 1311744), (256, 1255380), (280, 1147776), (294, 1093120), (305, 1053696), (320, 1004304), (336, 956480), (343, 936960), (366, 878080), (384, 836920), (392, 819840), (420, 765184), (427, 752640), (448, 717360), (480, 669536), (488, 658560), (490, 655872), (512, 627690), (560, 573888), (588, 546560), (610, 526848), (640, 502152), (672, 478240), (686, 468480), (732, 439040), (735, 437248), (768, 418460), (784, 409920), (840, 382592), (854, 376320), (896, 358680), (915, 351232), (960, 334768), (976, 329280), (980, 327936), (1024, 313845), (1029, 312320), (1120, 286944), (1176, 273280), (1220, 263424), (1280, 251076), (1281, 250880), (1344, 239120), (1372, 234240), (1464, 219520), (1470, 218624), (1536, 209230), (1568, 204960), (1680, 191296), (1708, 188160), (1715, 187392), (1792, 179340), (1830, 175616), (1920, 167384), (1952, 164640), (1960, 163968), (2058, 156160), (2135, 150528), (2240, 143472), (2352, 136640), (2440, 131712), (2560, 125538), (2562, 125440), (2688, 119560), (2744, 117120), (2928, 109760), (2940, 109312), (2989, 107520), (3072, 104615), (3136, 102480), (3360, 95648), (3416, 94080), (3430, 93696), (3584, 89670), (3660, 87808), (3840, 83692), (3904, 82320), (3920, 81984), (4116, 78080), (4270, 75264), (4480, 71736), (4704, 68320), (4880, 65856), (5120, 62769), (5124, 62720), (5145, 62464), (5376, 59780), (5488, 58560), (5856, 54880), (5880, 54656), (5978, 53760), (6272, 51240), (6405, 50176), (6720, 47824), (6832, 47040), (6860, 46848), (7168, 44835), (7320, 43904), (7680, 41846), (7808, 41160), (7840, 40992), (8232, 39040), (8540, 37632), (8960, 35868), (8967, 35840), (9408, 34160), (9760, 32928), (10248, 31360), (10290, 31232), (10752, 29890), (10976, 29280), (11712, 27440), (11760, 27328), (11956, 26880), (12544, 25620), (12810, 25088), (13440, 23912), (13664, 23520), (13720, 23424), (14640, 21952), (14945, 21504), (15360, 20923), (15616, 20580), (15680, 20496), (16464, 19520), (17080, 18816), (17920, 17934)]