15561180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28817}}^1$

素因数の和:28835

約数の個数: 48

約数和(自身を含む): 48414240

約数和(自身を除く): 32853060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 28817, 57634, 86451, 115268, 144085, 172902, 259353, 288170, 345804, 432255, 518706, 576340, 778059, 864510, 1037412, 1296765, 1556118, 1729020, 2593530, 3112236, 3890295, 5187060, 7780590, 15561180]

約数ペア:

[(1, 15561180), (2, 7780590), (3, 5187060), (4, 3890295), (5, 3112236), (6, 2593530), (9, 1729020), (10, 1556118), (12, 1296765), (15, 1037412), (18, 864510), (20, 778059), (27, 576340), (30, 518706), (36, 432255), (45, 345804), (54, 288170), (60, 259353), (90, 172902), (108, 144085), (135, 115268), (180, 86451), (270, 57634), (540, 28817)]