69987240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{21601}}^1$

素因数の和:21624

約数の個数: 80

約数和(自身を含む): 235245780

約数和(自身を除く): 165258540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 21601, 43202, 64803, 86404, 108005, 129606, 172808, 194409, 216010, 259212, 324015, 388818, 432020, 518424, 583227, 648030, 777636, 864040, 972045, 1166454, 1296060, 1555272, 1749681, 1944090, 2332908, 2592120, 2916135, 3499362, 3888180, 4665816, 5832270, 6998724, 7776360, 8748405, 11664540, 13997448, 17496810, 23329080, 34993620, 69987240]

約数ペア:

[(1, 69987240), (2, 34993620), (3, 23329080), (4, 17496810), (5, 13997448), (6, 11664540), (8, 8748405), (9, 7776360), (10, 6998724), (12, 5832270), (15, 4665816), (18, 3888180), (20, 3499362), (24, 2916135), (27, 2592120), (30, 2332908), (36, 1944090), (40, 1749681), (45, 1555272), (54, 1296060), (60, 1166454), (72, 972045), (81, 864040), (90, 777636), (108, 648030), (120, 583227), (135, 518424), (162, 432020), (180, 388818), (216, 324015), (270, 259212), (324, 216010), (360, 194409), (405, 172808), (540, 129606), (648, 108005), (810, 86404), (1080, 64803), (1620, 43202), (3240, 21601)]