21356974080

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3022

約数の個数: 416

約数和(自身を含む): 81794670720

約数和(自身を除く): 60437696640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 512, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1024, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1536, 1560, 1664, 1728, 1755, 1872, 1920, 2048, 2080, 2160, 2304, 2340, 2496, 2560, 2808, 2880, 2971, 3072, 3120, 3328, 3456, 3510, 3744, 3840, 4096, 4160, 4320, 4608, 4680, 4992, 5120, 5616, 5760, 5942, 6144, 6240, 6656, 6912, 7020, 7488, 7680, 8320, 8640, 8913, 9216, 9360, 9984, 10240, 11232, 11520, 11884, 12288, 12480, 13312, 13824, 14040, 14855, 14976, 15360, 16640, 17280, 17826, 18432, 18720, 19968, 20480, 22464, 23040, 23768, 24960, 26624, 26739, 27648, 28080, 29710, 29952, 30720, 33280, 34560, 35652, 36864, 37440, 38623, 39936, 44565, 44928, 46080, 47536, 49920, 53248, 53478, 55296, 56160, 59420, 59904, 61440, 66560, 69120, 71304, 74880, 77246, 79872, 80217, 89130, 89856, 92160, 95072, 99840, 106956, 110592, 112320, 115869, 118840, 119808, 133120, 133695, 138240, 142608, 149760, 154492, 159744, 160434, 178260, 179712, 184320, 190144, 193115, 199680, 213912, 224640, 231738, 237680, 239616, 266240, 267390, 276480, 285216, 299520, 308984, 320868, 347607, 356520, 359424, 380288, 386230, 399360, 401085, 427824, 449280, 463476, 475360, 479232, 534780, 552960, 570432, 579345, 599040, 617968, 641736, 695214, 713040, 718848, 760576, 772460, 798720, 802170, 855648, 898560, 926952, 950720, 1042821, 1069560, 1140864, 1158690, 1198080, 1235936, 1283472, 1390428, 1426080, 1437696, 1521152, 1544920, 1604340, 1711296, 1738035, 1797120, 1853904, 1901440, 2085642, 2139120, 2281728, 2317380, 2396160, 2471872, 2566944, 2780856, 2852160, 3042304, 3089840, 3208680, 3422592, 3476070, 3594240, 3707808, 3802880, 4171284, 4278240, 4563456, 4634760, 4943744, 5133888, 5214105, 5561712, 5704320, 6084608, 6179680, 6417360, 6845184, 6952140, 7188480, 7415616, 7605760, 8342568, 8556480, 9126912, 9269520, 9887488, 10267776, 10428210, 11123424, 11408640, 12169216, 12359360, 12834720, 13690368, 13904280, 14831232, 15211520, 16685136, 17112960, 18253824, 18539040, 19774976, 20535552, 20856420, 22246848, 22817280, 24718720, 25669440, 27380736, 27808560, 29662464, 30423040, 33370272, 34225920, 36507648, 37078080, 39549952, 41071104, 41712840, 44493696, 45634560, 49437440, 51338880, 54761472, 55617120, 59324928, 60846080, 66740544, 68451840, 74156160, 79099904, 82142208, 83425680, 88987392, 91269120, 98874880, 102677760, 109522944, 111234240, 118649856, 133481088, 136903680, 148312320, 158199808, 164284416, 166851360, 177974784, 182538240, 197749760, 205355520, 222468480, 237299712, 266962176, 273807360, 296624640, 328568832, 333702720, 355949568, 395499520, 410711040, 444936960, 474599424, 533924352, 547614720, 593249280, 667405440, 711899136, 790999040, 821422080, 889873920, 1067848704, 1186498560, 1334810880, 1423798272, 1642844160, 1779747840, 2135697408, 2372997120, 2669621760, 3559495680, 4271394816, 5339243520, 7118991360, 10678487040, 21356974080]

約数ペア:

[(1, 21356974080), (2, 10678487040), (3, 7118991360), (4, 5339243520), (5, 4271394816), (6, 3559495680), (8, 2669621760), (9, 2372997120), (10, 2135697408), (12, 1779747840), (13, 1642844160), (15, 1423798272), (16, 1334810880), (18, 1186498560), (20, 1067848704), (24, 889873920), (26, 821422080), (27, 790999040), (30, 711899136), (32, 667405440), (36, 593249280), (39, 547614720), (40, 533924352), (45, 474599424), (48, 444936960), (52, 410711040), (54, 395499520), (60, 355949568), (64, 333702720), (65, 328568832), (72, 296624640), (78, 273807360), (80, 266962176), (90, 237299712), (96, 222468480), (104, 205355520), (108, 197749760), (117, 182538240), (120, 177974784), (128, 166851360), (130, 164284416), (135, 158199808), (144, 148312320), (156, 136903680), (160, 133481088), (180, 118649856), (192, 111234240), (195, 109522944), (208, 102677760), (216, 98874880), (234, 91269120), (240, 88987392), (256, 83425680), (260, 82142208), (270, 79099904), (288, 74156160), (312, 68451840), (320, 66740544), (351, 60846080), (360, 59324928), (384, 55617120), (390, 54761472), (416, 51338880), (432, 49437440), (468, 45634560), (480, 44493696), (512, 41712840), (520, 41071104), (540, 39549952), (576, 37078080), (585, 36507648), (624, 34225920), (640, 33370272), (702, 30423040), (720, 29662464), (768, 27808560), (780, 27380736), (832, 25669440), (864, 24718720), (936, 22817280), (960, 22246848), (1024, 20856420), (1040, 20535552), (1080, 19774976), (1152, 18539040), (1170, 18253824), (1248, 17112960), (1280, 16685136), (1404, 15211520), (1440, 14831232), (1536, 13904280), (1560, 13690368), (1664, 12834720), (1728, 12359360), (1755, 12169216), (1872, 11408640), (1920, 11123424), (2048, 10428210), (2080, 10267776), (2160, 9887488), (2304, 9269520), (2340, 9126912), (2496, 8556480), (2560, 8342568), (2808, 7605760), (2880, 7415616), (2971, 7188480), (3072, 6952140), (3120, 6845184), (3328, 6417360), (3456, 6179680), (3510, 6084608), (3744, 5704320), (3840, 5561712), (4096, 5214105), (4160, 5133888), (4320, 4943744), (4608, 4634760), (4680, 4563456), (4992, 4278240), (5120, 4171284), (5616, 3802880), (5760, 3707808), (5942, 3594240), (6144, 3476070), (6240, 3422592), (6656, 3208680), (6912, 3089840), (7020, 3042304), (7488, 2852160), (7680, 2780856), (8320, 2566944), (8640, 2471872), (8913, 2396160), (9216, 2317380), (9360, 2281728), (9984, 2139120), (10240, 2085642), (11232, 1901440), (11520, 1853904), (11884, 1797120), (12288, 1738035), (12480, 1711296), (13312, 1604340), (13824, 1544920), (14040, 1521152), (14855, 1437696), (14976, 1426080), (15360, 1390428), (16640, 1283472), (17280, 1235936), (17826, 1198080), (18432, 1158690), (18720, 1140864), (19968, 1069560), (20480, 1042821), (22464, 950720), (23040, 926952), (23768, 898560), (24960, 855648), (26624, 802170), (26739, 798720), (27648, 772460), (28080, 760576), (29710, 718848), (29952, 713040), (30720, 695214), (33280, 641736), (34560, 617968), (35652, 599040), (36864, 579345), (37440, 570432), (38623, 552960), (39936, 534780), (44565, 479232), (44928, 475360), (46080, 463476), (47536, 449280), (49920, 427824), (53248, 401085), (53478, 399360), (55296, 386230), (56160, 380288), (59420, 359424), (59904, 356520), (61440, 347607), (66560, 320868), (69120, 308984), (71304, 299520), (74880, 285216), (77246, 276480), (79872, 267390), (80217, 266240), (89130, 239616), (89856, 237680), (92160, 231738), (95072, 224640), (99840, 213912), (106956, 199680), (110592, 193115), (112320, 190144), (115869, 184320), (118840, 179712), (119808, 178260), (133120, 160434), (133695, 159744), (138240, 154492), (142608, 149760)]