16355520

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{631}}^1$

素因数の和:660

約数の個数: 140

約数和(自身を含む): 58271664

約数和(自身を除く): 41916144

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, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 631, 648, 720, 810, 864, 960, 1080, 1262, 1296, 1440, 1620, 1728, 1893, 2160, 2524, 2592, 2880, 3155, 3240, 3786, 4320, 5048, 5184, 5679, 6310, 6480, 7572, 8640, 9465, 10096, 11358, 12620, 12960, 15144, 17037, 18930, 20192, 22716, 25240, 25920, 28395, 30288, 34074, 37860, 40384, 45432, 50480, 51111, 56790, 60576, 68148, 75720, 85185, 90864, 100960, 102222, 113580, 121152, 136296, 151440, 170370, 181728, 201920, 204444, 227160, 255555, 272592, 302880, 340740, 363456, 408888, 454320, 511110, 545184, 605760, 681480, 817776, 908640, 1022220, 1090368, 1362960, 1635552, 1817280, 2044440, 2725920, 3271104, 4088880, 5451840, 8177760, 16355520]

約数ペア:

[(1, 16355520), (2, 8177760), (3, 5451840), (4, 4088880), (5, 3271104), (6, 2725920), (8, 2044440), (9, 1817280), (10, 1635552), (12, 1362960), (15, 1090368), (16, 1022220), (18, 908640), (20, 817776), (24, 681480), (27, 605760), (30, 545184), (32, 511110), (36, 454320), (40, 408888), (45, 363456), (48, 340740), (54, 302880), (60, 272592), (64, 255555), (72, 227160), (80, 204444), (81, 201920), (90, 181728), (96, 170370), (108, 151440), (120, 136296), (135, 121152), (144, 113580), (160, 102222), (162, 100960), (180, 90864), (192, 85185), (216, 75720), (240, 68148), (270, 60576), (288, 56790), (320, 51111), (324, 50480), (360, 45432), (405, 40384), (432, 37860), (480, 34074), (540, 30288), (576, 28395), (631, 25920), (648, 25240), (720, 22716), (810, 20192), (864, 18930), (960, 17037), (1080, 15144), (1262, 12960), (1296, 12620), (1440, 11358), (1620, 10096), (1728, 9465), (1893, 8640), (2160, 7572), (2524, 6480), (2592, 6310), (2880, 5679), (3155, 5184), (3240, 5048), (3786, 4320)]