218730852

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1399}}^1$

素因数の和:1553

約数の個数: 72

約数和(自身を含む): 571771200

約数和(自身を除く): 353040348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 101, 129, 172, 202, 258, 303, 387, 404, 516, 606, 774, 909, 1212, 1399, 1548, 1818, 2798, 3636, 4197, 4343, 5596, 8394, 8686, 12591, 13029, 16788, 17372, 25182, 26058, 39087, 50364, 52116, 60157, 78174, 120314, 141299, 156348, 180471, 240628, 282598, 360942, 423897, 541413, 565196, 721884, 847794, 1082826, 1271691, 1695588, 2165652, 2543382, 5086764, 6075857, 12151714, 18227571, 24303428, 36455142, 54682713, 72910284, 109365426, 218730852]

約数ペア:

[(1, 218730852), (2, 109365426), (3, 72910284), (4, 54682713), (6, 36455142), (9, 24303428), (12, 18227571), (18, 12151714), (36, 6075857), (43, 5086764), (86, 2543382), (101, 2165652), (129, 1695588), (172, 1271691), (202, 1082826), (258, 847794), (303, 721884), (387, 565196), (404, 541413), (516, 423897), (606, 360942), (774, 282598), (909, 240628), (1212, 180471), (1399, 156348), (1548, 141299), (1818, 120314), (2798, 78174), (3636, 60157), (4197, 52116), (4343, 50364), (5596, 39087), (8394, 26058), (8686, 25182), (12591, 17372), (13029, 16788)]