55729920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 186020352

約数和(自身を除く): 130290432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 631, 640, 690, 736, 768, 920, 960, 1104, 1262, 1280, 1380, 1472, 1840, 1893, 1920, 2208, 2524, 2760, 2944, 3155, 3680, 3786, 3840, 4416, 5048, 5520, 5888, 6310, 7360, 7572, 8832, 9465, 10096, 11040, 12620, 14513, 14720, 15144, 17664, 18930, 20192, 22080, 25240, 29026, 29440, 30288, 37860, 40384, 43539, 44160, 50480, 58052, 60576, 72565, 75720, 80768, 87078, 88320, 100960, 116104, 121152, 145130, 151440, 161536, 174156, 201920, 217695, 232208, 242304, 290260, 302880, 348312, 403840, 435390, 464416, 484608, 580520, 605760, 696624, 807680, 870780, 928832, 1161040, 1211520, 1393248, 1741560, 1857664, 2322080, 2423040, 2786496, 3483120, 3715328, 4644160, 5572992, 6966240, 9288320, 11145984, 13932480, 18576640, 27864960, 55729920]

約数ペア:

[(1, 55729920), (2, 27864960), (3, 18576640), (4, 13932480), (5, 11145984), (6, 9288320), (8, 6966240), (10, 5572992), (12, 4644160), (15, 3715328), (16, 3483120), (20, 2786496), (23, 2423040), (24, 2322080), (30, 1857664), (32, 1741560), (40, 1393248), (46, 1211520), (48, 1161040), (60, 928832), (64, 870780), (69, 807680), (80, 696624), (92, 605760), (96, 580520), (115, 484608), (120, 464416), (128, 435390), (138, 403840), (160, 348312), (184, 302880), (192, 290260), (230, 242304), (240, 232208), (256, 217695), (276, 201920), (320, 174156), (345, 161536), (368, 151440), (384, 145130), (460, 121152), (480, 116104), (552, 100960), (631, 88320), (640, 87078), (690, 80768), (736, 75720), (768, 72565), (920, 60576), (960, 58052), (1104, 50480), (1262, 44160), (1280, 43539), (1380, 40384), (1472, 37860), (1840, 30288), (1893, 29440), (1920, 29026), (2208, 25240), (2524, 22080), (2760, 20192), (2944, 18930), (3155, 17664), (3680, 15144), (3786, 14720), (3840, 14513), (4416, 12620), (5048, 11040), (5520, 10096), (5888, 9465), (6310, 8832), (7360, 7572)]