16705440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1289}}^1$

素因数の和:1316

約数の個数: 120

約数和(自身を含む): 59002020

約数和(自身を除く): 42296580

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, 1289, 1296, 1440, 1620, 2160, 2578, 2592, 3240, 3867, 4320, 5156, 6445, 6480, 7734, 10312, 11601, 12890, 12960, 15468, 19335, 20624, 23202, 25780, 30936, 34803, 38670, 41248, 46404, 51560, 58005, 61872, 69606, 77340, 92808, 103120, 104409, 116010, 123744, 139212, 154680, 174015, 185616, 206240, 208818, 232020, 278424, 309360, 348030, 371232, 417636, 464040, 522045, 556848, 618720, 696060, 835272, 928080, 1044090, 1113696, 1392120, 1670544, 1856160, 2088180, 2784240, 3341088, 4176360, 5568480, 8352720, 16705440]

約数ペア:

[(1, 16705440), (2, 8352720), (3, 5568480), (4, 4176360), (5, 3341088), (6, 2784240), (8, 2088180), (9, 1856160), (10, 1670544), (12, 1392120), (15, 1113696), (16, 1044090), (18, 928080), (20, 835272), (24, 696060), (27, 618720), (30, 556848), (32, 522045), (36, 464040), (40, 417636), (45, 371232), (48, 348030), (54, 309360), (60, 278424), (72, 232020), (80, 208818), (81, 206240), (90, 185616), (96, 174015), (108, 154680), (120, 139212), (135, 123744), (144, 116010), (160, 104409), (162, 103120), (180, 92808), (216, 77340), (240, 69606), (270, 61872), (288, 58005), (324, 51560), (360, 46404), (405, 41248), (432, 38670), (480, 34803), (540, 30936), (648, 25780), (720, 23202), (810, 20624), (864, 19335), (1080, 15468), (1289, 12960), (1296, 12890), (1440, 11601), (1620, 10312), (2160, 7734), (2578, 6480), (2592, 6445), (3240, 5156), (3867, 4320)]