19680526080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{55109}}^1$

素因数の和:55167

約数の個数: 216

約数和(自身を含む): 70290380160

約数和(自身を除く): 50609854080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 17856, 19840, 22320, 23808, 29760, 35712, 39680, 44640, 55109, 59520, 71424, 89280, 110218, 119040, 165327, 178560, 220436, 275545, 330654, 357120, 440872, 495981, 551090, 661308, 826635, 881744, 991962, 1102180, 1322616, 1653270, 1708379, 1763488, 1983924, 2204360, 2479905, 2645232, 3306540, 3416758, 3526976, 3967848, 4408720, 4959810, 5125137, 5290464, 6613080, 6833516, 7053952, 7935696, 8541895, 8817440, 9919620, 10250274, 10580928, 13226160, 13667032, 14107904, 15375411, 15871392, 17083790, 17634880, 19839240, 20500548, 21161856, 25625685, 26452320, 27334064, 30750822, 31742784, 34167580, 35269760, 39678480, 41001096, 42323712, 51251370, 52904640, 54668128, 61501644, 63485568, 68335160, 70539520, 76877055, 79356960, 82002192, 102502740, 105809280, 109336256, 123003288, 126971136, 136670320, 153754110, 158713920, 164004384, 205005480, 211618560, 218672512, 246006576, 273340640, 307508220, 317427840, 328008768, 410010960, 437345024, 492013152, 546681280, 615016440, 634855680, 656017536, 820021920, 984026304, 1093362560, 1230032880, 1312035072, 1640043840, 1968052608, 2186725120, 2460065760, 3280087680, 3936105216, 4920131520, 6560175360, 9840263040, 19680526080]

約数ペア:

[(1, 19680526080), (2, 9840263040), (3, 6560175360), (4, 4920131520), (5, 3936105216), (6, 3280087680), (8, 2460065760), (9, 2186725120), (10, 1968052608), (12, 1640043840), (15, 1312035072), (16, 1230032880), (18, 1093362560), (20, 984026304), (24, 820021920), (30, 656017536), (31, 634855680), (32, 615016440), (36, 546681280), (40, 492013152), (45, 437345024), (48, 410010960), (60, 328008768), (62, 317427840), (64, 307508220), (72, 273340640), (80, 246006576), (90, 218672512), (93, 211618560), (96, 205005480), (120, 164004384), (124, 158713920), (128, 153754110), (144, 136670320), (155, 126971136), (160, 123003288), (180, 109336256), (186, 105809280), (192, 102502740), (240, 82002192), (248, 79356960), (256, 76877055), (279, 70539520), (288, 68335160), (310, 63485568), (320, 61501644), (360, 54668128), (372, 52904640), (384, 51251370), (465, 42323712), (480, 41001096), (496, 39678480), (558, 35269760), (576, 34167580), (620, 31742784), (640, 30750822), (720, 27334064), (744, 26452320), (768, 25625685), (930, 21161856), (960, 20500548), (992, 19839240), (1116, 17634880), (1152, 17083790), (1240, 15871392), (1280, 15375411), (1395, 14107904), (1440, 13667032), (1488, 13226160), (1860, 10580928), (1920, 10250274), (1984, 9919620), (2232, 8817440), (2304, 8541895), (2480, 7935696), (2790, 7053952), (2880, 6833516), (2976, 6613080), (3720, 5290464), (3840, 5125137), (3968, 4959810), (4464, 4408720), (4960, 3967848), (5580, 3526976), (5760, 3416758), (5952, 3306540), (7440, 2645232), (7936, 2479905), (8928, 2204360), (9920, 1983924), (11160, 1763488), (11520, 1708379), (11904, 1653270), (14880, 1322616), (17856, 1102180), (19840, 991962), (22320, 881744), (23808, 826635), (29760, 661308), (35712, 551090), (39680, 495981), (44640, 440872), (55109, 357120), (59520, 330654), (71424, 275545), (89280, 220436), (110218, 178560), (119040, 165327)]