690819840

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{2221}}^1$

素因数の和:2257

約数の個数: 216

約数和(自身を含む): 2479805328

約数和(自身を除く): 1788985488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2221, 2304, 2430, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4442, 4860, 5184, 5760, 6480, 6663, 6912, 7776, 8640, 8884, 9720, 10368, 11105, 11520, 12960, 13326, 15552, 17280, 17768, 19440, 19989, 20736, 22210, 25920, 26652, 31104, 33315, 34560, 35536, 38880, 39978, 44420, 51840, 53304, 59967, 62208, 66630, 71072, 77760, 79956, 88840, 99945, 103680, 106608, 119934, 133260, 142144, 155520, 159912, 177680, 179901, 199890, 213216, 239868, 266520, 284288, 299835, 311040, 319824, 355360, 359802, 399780, 426432, 479736, 533040, 539703, 568576, 599670, 639648, 710720, 719604, 799560, 852864, 899505, 959472, 1066080, 1079406, 1199340, 1279296, 1421440, 1439208, 1599120, 1705728, 1799010, 1918944, 2132160, 2158812, 2398680, 2558592, 2698515, 2842880, 2878416, 3198240, 3598020, 3837888, 4264320, 4317624, 4797360, 5117184, 5397030, 5756832, 6396480, 7196040, 7675776, 8528640, 8635248, 9594720, 10794060, 11513664, 12792960, 14392080, 15351552, 17270496, 19189440, 21588120, 23027328, 25585920, 28784160, 34540992, 38378880, 43176240, 46054656, 57568320, 69081984, 76757760, 86352480, 115136640, 138163968, 172704960, 230273280, 345409920, 690819840]

約数ペア:

[(1, 690819840), (2, 345409920), (3, 230273280), (4, 172704960), (5, 138163968), (6, 115136640), (8, 86352480), (9, 76757760), (10, 69081984), (12, 57568320), (15, 46054656), (16, 43176240), (18, 38378880), (20, 34540992), (24, 28784160), (27, 25585920), (30, 23027328), (32, 21588120), (36, 19189440), (40, 17270496), (45, 15351552), (48, 14392080), (54, 12792960), (60, 11513664), (64, 10794060), (72, 9594720), (80, 8635248), (81, 8528640), (90, 7675776), (96, 7196040), (108, 6396480), (120, 5756832), (128, 5397030), (135, 5117184), (144, 4797360), (160, 4317624), (162, 4264320), (180, 3837888), (192, 3598020), (216, 3198240), (240, 2878416), (243, 2842880), (256, 2698515), (270, 2558592), (288, 2398680), (320, 2158812), (324, 2132160), (360, 1918944), (384, 1799010), (405, 1705728), (432, 1599120), (480, 1439208), (486, 1421440), (540, 1279296), (576, 1199340), (640, 1079406), (648, 1066080), (720, 959472), (768, 899505), (810, 852864), (864, 799560), (960, 719604), (972, 710720), (1080, 639648), (1152, 599670), (1215, 568576), (1280, 539703), (1296, 533040), (1440, 479736), (1620, 426432), (1728, 399780), (1920, 359802), (1944, 355360), (2160, 319824), (2221, 311040), (2304, 299835), (2430, 284288), (2592, 266520), (2880, 239868), (3240, 213216), (3456, 199890), (3840, 179901), (3888, 177680), (4320, 159912), (4442, 155520), (4860, 142144), (5184, 133260), (5760, 119934), (6480, 106608), (6663, 103680), (6912, 99945), (7776, 88840), (8640, 79956), (8884, 77760), (9720, 71072), (10368, 66630), (11105, 62208), (11520, 59967), (12960, 53304), (13326, 51840), (15552, 44420), (17280, 39978), (17768, 38880), (19440, 35536), (19989, 34560), (20736, 33315), (22210, 31104), (25920, 26652)]