68605920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{15881}}^1$

素因数の和:15905

約数の個数: 96

約数和(自身を含む): 240135840

約数和(自身を除く): 171529920

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, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 15881, 31762, 47643, 63524, 79405, 95286, 127048, 142929, 158810, 190572, 238215, 254096, 285858, 317620, 381144, 428787, 476430, 508192, 571716, 635240, 714645, 762288, 857574, 952860, 1143432, 1270480, 1429290, 1524576, 1715148, 1905720, 2143935, 2286864, 2540960, 2858580, 3430296, 3811440, 4287870, 4573728, 5717160, 6860592, 7622880, 8575740, 11434320, 13721184, 17151480, 22868640, 34302960, 68605920]

約数ペア:

[(1, 68605920), (2, 34302960), (3, 22868640), (4, 17151480), (5, 13721184), (6, 11434320), (8, 8575740), (9, 7622880), (10, 6860592), (12, 5717160), (15, 4573728), (16, 4287870), (18, 3811440), (20, 3430296), (24, 2858580), (27, 2540960), (30, 2286864), (32, 2143935), (36, 1905720), (40, 1715148), (45, 1524576), (48, 1429290), (54, 1270480), (60, 1143432), (72, 952860), (80, 857574), (90, 762288), (96, 714645), (108, 635240), (120, 571716), (135, 508192), (144, 476430), (160, 428787), (180, 381144), (216, 317620), (240, 285858), (270, 254096), (288, 238215), (360, 190572), (432, 158810), (480, 142929), (540, 127048), (720, 95286), (864, 79405), (1080, 63524), (1440, 47643), (2160, 31762), (4320, 15881)]