55345920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 288

約数和(自身を含む): 211921920

約数和(自身を除く): 156576000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 71, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 142, 145, 160, 168, 174, 192, 203, 210, 213, 224, 232, 240, 256, 280, 284, 290, 320, 336, 348, 355, 384, 406, 420, 426, 435, 448, 464, 480, 497, 560, 568, 580, 609, 640, 672, 696, 710, 768, 812, 840, 852, 870, 896, 928, 960, 994, 1015, 1065, 1120, 1136, 1160, 1218, 1280, 1344, 1392, 1420, 1491, 1624, 1680, 1704, 1740, 1792, 1856, 1920, 1988, 2030, 2059, 2130, 2240, 2272, 2320, 2436, 2485, 2688, 2784, 2840, 2982, 3045, 3248, 3360, 3408, 3480, 3712, 3840, 3976, 4060, 4118, 4260, 4480, 4544, 4640, 4872, 4970, 5376, 5568, 5680, 5964, 6090, 6177, 6496, 6720, 6816, 6960, 7424, 7455, 7952, 8120, 8236, 8520, 8960, 9088, 9280, 9744, 9940, 10295, 11136, 11360, 11928, 12180, 12354, 12992, 13440, 13632, 13920, 14413, 14910, 15904, 16240, 16472, 17040, 18176, 18560, 19488, 19880, 20590, 22272, 22720, 23856, 24360, 24708, 25984, 26880, 27264, 27840, 28826, 29820, 30885, 31808, 32480, 32944, 34080, 37120, 38976, 39760, 41180, 43239, 45440, 47712, 48720, 49416, 51968, 54528, 55680, 57652, 59640, 61770, 63616, 64960, 65888, 68160, 72065, 77952, 79520, 82360, 86478, 90880, 95424, 97440, 98832, 111360, 115304, 119280, 123540, 127232, 129920, 131776, 136320, 144130, 155904, 159040, 164720, 172956, 190848, 194880, 197664, 216195, 230608, 238560, 247080, 259840, 263552, 272640, 288260, 318080, 329440, 345912, 381696, 389760, 395328, 432390, 461216, 477120, 494160, 527104, 576520, 636160, 658880, 691824, 779520, 790656, 864780, 922432, 954240, 988320, 1153040, 1317760, 1383648, 1581312, 1729560, 1844864, 1908480, 1976640, 2306080, 2635520, 2767296, 3459120, 3689728, 3953280, 4612160, 5534592, 6918240, 7906560, 9224320, 11069184, 13836480, 18448640, 27672960, 55345920]

約数ペア:

[(1, 55345920), (2, 27672960), (3, 18448640), (4, 13836480), (5, 11069184), (6, 9224320), (7, 7906560), (8, 6918240), (10, 5534592), (12, 4612160), (14, 3953280), (15, 3689728), (16, 3459120), (20, 2767296), (21, 2635520), (24, 2306080), (28, 1976640), (29, 1908480), (30, 1844864), (32, 1729560), (35, 1581312), (40, 1383648), (42, 1317760), (48, 1153040), (56, 988320), (58, 954240), (60, 922432), (64, 864780), (70, 790656), (71, 779520), (80, 691824), (84, 658880), (87, 636160), (96, 576520), (105, 527104), (112, 494160), (116, 477120), (120, 461216), (128, 432390), (140, 395328), (142, 389760), (145, 381696), (160, 345912), (168, 329440), (174, 318080), (192, 288260), (203, 272640), (210, 263552), (213, 259840), (224, 247080), (232, 238560), (240, 230608), (256, 216195), (280, 197664), (284, 194880), (290, 190848), (320, 172956), (336, 164720), (348, 159040), (355, 155904), (384, 144130), (406, 136320), (420, 131776), (426, 129920), (435, 127232), (448, 123540), (464, 119280), (480, 115304), (497, 111360), (560, 98832), (568, 97440), (580, 95424), (609, 90880), (640, 86478), (672, 82360), (696, 79520), (710, 77952), (768, 72065), (812, 68160), (840, 65888), (852, 64960), (870, 63616), (896, 61770), (928, 59640), (960, 57652), (994, 55680), (1015, 54528), (1065, 51968), (1120, 49416), (1136, 48720), (1160, 47712), (1218, 45440), (1280, 43239), (1344, 41180), (1392, 39760), (1420, 38976), (1491, 37120), (1624, 34080), (1680, 32944), (1704, 32480), (1740, 31808), (1792, 30885), (1856, 29820), (1920, 28826), (1988, 27840), (2030, 27264), (2059, 26880), (2130, 25984), (2240, 24708), (2272, 24360), (2320, 23856), (2436, 22720), (2485, 22272), (2688, 20590), (2784, 19880), (2840, 19488), (2982, 18560), (3045, 18176), (3248, 17040), (3360, 16472), (3408, 16240), (3480, 15904), (3712, 14910), (3840, 14413), (3976, 13920), (4060, 13632), (4118, 13440), (4260, 12992), (4480, 12354), (4544, 12180), (4640, 11928), (4872, 11360), (4970, 11136), (5376, 10295), (5568, 9940), (5680, 9744), (5964, 9280), (6090, 9088), (6177, 8960), (6496, 8520), (6720, 8236), (6816, 8120), (6960, 7952), (7424, 7455)]