28985760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{20129}}^1$

素因数の和:20150

約数の個数: 72

約数和(自身を含む): 98918820

約数和(自身を除く): 69933060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 20129, 40258, 60387, 80516, 100645, 120774, 161032, 181161, 201290, 241548, 301935, 322064, 362322, 402580, 483096, 603870, 644128, 724644, 805160, 905805, 966192, 1207740, 1449288, 1610320, 1811610, 1932384, 2415480, 2898576, 3220640, 3623220, 4830960, 5797152, 7246440, 9661920, 14492880, 28985760]

約数ペア:

[(1, 28985760), (2, 14492880), (3, 9661920), (4, 7246440), (5, 5797152), (6, 4830960), (8, 3623220), (9, 3220640), (10, 2898576), (12, 2415480), (15, 1932384), (16, 1811610), (18, 1610320), (20, 1449288), (24, 1207740), (30, 966192), (32, 905805), (36, 805160), (40, 724644), (45, 644128), (48, 603870), (60, 483096), (72, 402580), (80, 362322), (90, 322064), (96, 301935), (120, 241548), (144, 201290), (160, 181161), (180, 161032), (240, 120774), (288, 100645), (360, 80516), (480, 60387), (720, 40258), (1440, 20129)]