82521720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:830

約数の個数: 128

約数和(自身を含む): 277992000

約数和(自身を除く): 195470280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 109, 120, 135, 180, 216, 218, 270, 327, 360, 436, 540, 545, 654, 701, 872, 981, 1080, 1090, 1308, 1402, 1635, 1962, 2103, 2180, 2616, 2804, 2943, 3270, 3505, 3924, 4206, 4360, 4905, 5608, 5886, 6309, 6540, 7010, 7848, 8412, 9810, 10515, 11772, 12618, 13080, 14020, 14715, 16824, 18927, 19620, 21030, 23544, 25236, 28040, 29430, 31545, 37854, 39240, 42060, 50472, 58860, 63090, 75708, 76409, 84120, 94635, 117720, 126180, 151416, 152818, 189270, 229227, 252360, 305636, 378540, 382045, 458454, 611272, 687681, 757080, 764090, 916908, 1146135, 1375362, 1528180, 1833816, 2063043, 2292270, 2750724, 3056360, 3438405, 4126086, 4584540, 5501448, 6876810, 8252172, 9169080, 10315215, 13753620, 16504344, 20630430, 27507240, 41260860, 82521720]

約数ペア:

[(1, 82521720), (2, 41260860), (3, 27507240), (4, 20630430), (5, 16504344), (6, 13753620), (8, 10315215), (9, 9169080), (10, 8252172), (12, 6876810), (15, 5501448), (18, 4584540), (20, 4126086), (24, 3438405), (27, 3056360), (30, 2750724), (36, 2292270), (40, 2063043), (45, 1833816), (54, 1528180), (60, 1375362), (72, 1146135), (90, 916908), (108, 764090), (109, 757080), (120, 687681), (135, 611272), (180, 458454), (216, 382045), (218, 378540), (270, 305636), (327, 252360), (360, 229227), (436, 189270), (540, 152818), (545, 151416), (654, 126180), (701, 117720), (872, 94635), (981, 84120), (1080, 76409), (1090, 75708), (1308, 63090), (1402, 58860), (1635, 50472), (1962, 42060), (2103, 39240), (2180, 37854), (2616, 31545), (2804, 29430), (2943, 28040), (3270, 25236), (3505, 23544), (3924, 21030), (4206, 19620), (4360, 18927), (4905, 16824), (5608, 14715), (5886, 14020), (6309, 13080), (6540, 12618), (7010, 11772), (7848, 10515), (8412, 9810)]