30981480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15187}}^1$

素因数の和:15218

約数の個数: 64

約数和(自身を含む): 98418240

約数和(自身を除く): 67436760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 15187, 30374, 45561, 60748, 75935, 91122, 121496, 151870, 182244, 227805, 258179, 303740, 364488, 455610, 516358, 607480, 774537, 911220, 1032716, 1290895, 1549074, 1822440, 2065432, 2581790, 3098148, 3872685, 5163580, 6196296, 7745370, 10327160, 15490740, 30981480]

約数ペア:

[(1, 30981480), (2, 15490740), (3, 10327160), (4, 7745370), (5, 6196296), (6, 5163580), (8, 3872685), (10, 3098148), (12, 2581790), (15, 2065432), (17, 1822440), (20, 1549074), (24, 1290895), (30, 1032716), (34, 911220), (40, 774537), (51, 607480), (60, 516358), (68, 455610), (85, 364488), (102, 303740), (120, 258179), (136, 227805), (170, 182244), (204, 151870), (255, 121496), (340, 91122), (408, 75935), (510, 60748), (680, 45561), (1020, 30374), (2040, 15187)]