81564241920

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3109}}^1$

素因数の和:3209

約数の個数: 416

約数和(自身を含む): 303242615040

約数和(自身を除く): 221678373120

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, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 224, 240, 244, 256, 280, 305, 320, 336, 366, 384, 420, 427, 448, 480, 488, 512, 560, 610, 640, 672, 732, 768, 840, 854, 896, 915, 960, 976, 1024, 1120, 1220, 1280, 1281, 1344, 1464, 1536, 1680, 1708, 1792, 1830, 1920, 1952, 2048, 2135, 2240, 2440, 2560, 2562, 2688, 2928, 3072, 3109, 3360, 3416, 3584, 3660, 3840, 3904, 4096, 4270, 4480, 4880, 5120, 5124, 5376, 5856, 6144, 6218, 6405, 6720, 6832, 7168, 7320, 7680, 7808, 8540, 8960, 9327, 9760, 10240, 10248, 10752, 11712, 12288, 12436, 12810, 13440, 13664, 14336, 14640, 15360, 15545, 15616, 17080, 17920, 18654, 19520, 20480, 20496, 21504, 21763, 23424, 24872, 25620, 26880, 27328, 28672, 29280, 30720, 31090, 31232, 34160, 35840, 37308, 39040, 40992, 43008, 43526, 46635, 46848, 49744, 51240, 53760, 54656, 58560, 61440, 62180, 62464, 65289, 68320, 71680, 74616, 78080, 81984, 86016, 87052, 93270, 93696, 99488, 102480, 107520, 108815, 109312, 117120, 124360, 124928, 130578, 136640, 143360, 149232, 156160, 163968, 174104, 186540, 187392, 189649, 198976, 204960, 215040, 217630, 218624, 234240, 248720, 249856, 261156, 273280, 298464, 312320, 326445, 327936, 348208, 373080, 374784, 379298, 397952, 409920, 430080, 435260, 437248, 468480, 497440, 522312, 546560, 568947, 596928, 624640, 652890, 655872, 696416, 746160, 749568, 758596, 795904, 819840, 870520, 874496, 936960, 948245, 994880, 1044624, 1093120, 1137894, 1193856, 1249280, 1305780, 1311744, 1327543, 1392832, 1492320, 1517192, 1591808, 1639680, 1741040, 1748992, 1873920, 1896490, 1989760, 2089248, 2186240, 2275788, 2387712, 2611560, 2623488, 2655086, 2785664, 2844735, 2984640, 3034384, 3183616, 3279360, 3482080, 3747840, 3792980, 3979520, 3982629, 4178496, 4372480, 4551576, 4775424, 5223120, 5246976, 5310172, 5571328, 5689470, 5969280, 6068768, 6367232, 6558720, 6637715, 6964160, 7585960, 7959040, 7965258, 8356992, 8744960, 9103152, 9550848, 10446240, 10620344, 11142656, 11378940, 11938560, 12137536, 12734464, 13117440, 13275430, 13928320, 15171920, 15918080, 15930516, 16713984, 18206304, 19101696, 19913145, 20892480, 21240688, 22285312, 22757880, 23877120, 24275072, 26234880, 26550860, 27856640, 30343840, 31836160, 31861032, 33427968, 36412608, 38203392, 39826290, 41784960, 42481376, 44570624, 45515760, 47754240, 48550144, 53101720, 55713280, 60687680, 63672320, 63722064, 66855936, 72825216, 79652580, 83569920, 84962752, 89141248, 91031520, 95508480, 97100288, 106203440, 111426560, 121375360, 127444128, 133711872, 145650432, 159305160, 167139840, 169925504, 182063040, 191016960, 194200576, 212406880, 222853120, 242750720, 254888256, 267423744, 291300864, 318610320, 334279680, 339851008, 364126080, 388401152, 424813760, 445706240, 485501440, 509776512, 582601728, 637220640, 668559360, 679702016, 728252160, 776802304, 849627520, 971002880, 1019553024, 1165203456, 1274441280, 1337118720, 1359404032, 1456504320, 1699255040, 1942005760, 2039106048, 2330406912, 2548882560, 2718808064, 2913008640, 3398510080, 3884011520, 4078212096, 5097765120, 5437616128, 5826017280, 6797020160, 8156424192, 10195530240, 11652034560, 13594040320, 16312848384, 20391060480, 27188080640, 40782120960, 81564241920]

約数ペア:

[(1, 81564241920), (2, 40782120960), (3, 27188080640), (4, 20391060480), (5, 16312848384), (6, 13594040320), (7, 11652034560), (8, 10195530240), (10, 8156424192), (12, 6797020160), (14, 5826017280), (15, 5437616128), (16, 5097765120), (20, 4078212096), (21, 3884011520), (24, 3398510080), (28, 2913008640), (30, 2718808064), (32, 2548882560), (35, 2330406912), (40, 2039106048), (42, 1942005760), (48, 1699255040), (56, 1456504320), (60, 1359404032), (61, 1337118720), (64, 1274441280), (70, 1165203456), (80, 1019553024), (84, 971002880), (96, 849627520), (105, 776802304), (112, 728252160), (120, 679702016), (122, 668559360), (128, 637220640), (140, 582601728), (160, 509776512), (168, 485501440), (183, 445706240), (192, 424813760), (210, 388401152), (224, 364126080), (240, 339851008), (244, 334279680), (256, 318610320), (280, 291300864), (305, 267423744), (320, 254888256), (336, 242750720), (366, 222853120), (384, 212406880), (420, 194200576), (427, 191016960), (448, 182063040), (480, 169925504), (488, 167139840), (512, 159305160), (560, 145650432), (610, 133711872), (640, 127444128), (672, 121375360), (732, 111426560), (768, 106203440), (840, 97100288), (854, 95508480), (896, 91031520), (915, 89141248), (960, 84962752), (976, 83569920), (1024, 79652580), (1120, 72825216), (1220, 66855936), (1280, 63722064), (1281, 63672320), (1344, 60687680), (1464, 55713280), (1536, 53101720), (1680, 48550144), (1708, 47754240), (1792, 45515760), (1830, 44570624), (1920, 42481376), (1952, 41784960), (2048, 39826290), (2135, 38203392), (2240, 36412608), (2440, 33427968), (2560, 31861032), (2562, 31836160), (2688, 30343840), (2928, 27856640), (3072, 26550860), (3109, 26234880), (3360, 24275072), (3416, 23877120), (3584, 22757880), (3660, 22285312), (3840, 21240688), (3904, 20892480), (4096, 19913145), (4270, 19101696), (4480, 18206304), (4880, 16713984), (5120, 15930516), (5124, 15918080), (5376, 15171920), (5856, 13928320), (6144, 13275430), (6218, 13117440), (6405, 12734464), (6720, 12137536), (6832, 11938560), (7168, 11378940), (7320, 11142656), (7680, 10620344), (7808, 10446240), (8540, 9550848), (8960, 9103152), (9327, 8744960), (9760, 8356992), (10240, 7965258), (10248, 7959040), (10752, 7585960), (11712, 6964160), (12288, 6637715), (12436, 6558720), (12810, 6367232), (13440, 6068768), (13664, 5969280), (14336, 5689470), (14640, 5571328), (15360, 5310172), (15545, 5246976), (15616, 5223120), (17080, 4775424), (17920, 4551576), (18654, 4372480), (19520, 4178496), (20480, 3982629), (20496, 3979520), (21504, 3792980), (21763, 3747840), (23424, 3482080), (24872, 3279360), (25620, 3183616), (26880, 3034384), (27328, 2984640), (28672, 2844735), (29280, 2785664), (30720, 2655086), (31090, 2623488), (31232, 2611560), (34160, 2387712), (35840, 2275788), (37308, 2186240), (39040, 2089248), (40992, 1989760), (43008, 1896490), (43526, 1873920), (46635, 1748992), (46848, 1741040), (49744, 1639680), (51240, 1591808), (53760, 1517192), (54656, 1492320), (58560, 1392832), (61440, 1327543), (62180, 1311744), (62464, 1305780), (65289, 1249280), (68320, 1193856), (71680, 1137894), (74616, 1093120), (78080, 1044624), (81984, 994880), (86016, 948245), (87052, 936960), (93270, 874496), (93696, 870520), (99488, 819840), (102480, 795904), (107520, 758596), (108815, 749568), (109312, 746160), (117120, 696416), (124360, 655872), (124928, 652890), (130578, 624640), (136640, 596928), (143360, 568947), (149232, 546560), (156160, 522312), (163968, 497440), (174104, 468480), (186540, 437248), (187392, 435260), (189649, 430080), (198976, 409920), (204960, 397952), (215040, 379298), (217630, 374784), (218624, 373080), (234240, 348208), (248720, 327936), (249856, 326445), (261156, 312320), (273280, 298464)]