30857760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{2381}}^1$

素因数の和:2408

約数の個数: 120

約数和(自身を含む): 108947916

約数和(自身を除く): 78090156

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2381, 2592, 3240, 4320, 4762, 6480, 7143, 9524, 11905, 12960, 14286, 19048, 21429, 23810, 28572, 35715, 38096, 42858, 47620, 57144, 64287, 71430, 76192, 85716, 95240, 107145, 114288, 128574, 142860, 171432, 190480, 192861, 214290, 228576, 257148, 285720, 321435, 342864, 380960, 385722, 428580, 514296, 571440, 642870, 685728, 771444, 857160, 964305, 1028592, 1142880, 1285740, 1542888, 1714320, 1928610, 2057184, 2571480, 3085776, 3428640, 3857220, 5142960, 6171552, 7714440, 10285920, 15428880, 30857760]

約数ペア:

[(1, 30857760), (2, 15428880), (3, 10285920), (4, 7714440), (5, 6171552), (6, 5142960), (8, 3857220), (9, 3428640), (10, 3085776), (12, 2571480), (15, 2057184), (16, 1928610), (18, 1714320), (20, 1542888), (24, 1285740), (27, 1142880), (30, 1028592), (32, 964305), (36, 857160), (40, 771444), (45, 685728), (48, 642870), (54, 571440), (60, 514296), (72, 428580), (80, 385722), (81, 380960), (90, 342864), (96, 321435), (108, 285720), (120, 257148), (135, 228576), (144, 214290), (160, 192861), (162, 190480), (180, 171432), (216, 142860), (240, 128574), (270, 114288), (288, 107145), (324, 95240), (360, 85716), (405, 76192), (432, 71430), (480, 64287), (540, 57144), (648, 47620), (720, 42858), (810, 38096), (864, 35715), (1080, 28572), (1296, 23810), (1440, 21429), (1620, 19048), (2160, 14286), (2381, 12960), (2592, 11905), (3240, 9524), (4320, 7143), (4762, 6480)]