340178418

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 799134336

約数和(自身を除く): 458955918

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 97, 129, 138, 194, 197, 207, 258, 291, 387, 394, 414, 582, 591, 774, 873, 989, 1182, 1746, 1773, 1978, 2231, 2967, 3546, 4171, 4462, 4531, 5934, 6693, 8342, 8471, 8901, 9062, 12513, 13386, 13593, 16942, 17802, 19109, 20079, 25026, 25413, 27186, 37539, 38218, 40158, 40779, 50826, 57327, 75078, 76239, 81558, 95933, 114654, 152478, 171981, 191866, 194833, 287799, 343962, 389666, 439507, 575598, 584499, 821687, 863397, 879014, 1168998, 1318521, 1643374, 1726794, 1753497, 2465061, 2637042, 3506994, 3955563, 4930122, 7395183, 7911126, 14790366, 18898801, 37797602, 56696403, 113392806, 170089209, 340178418]

約数ペア:

[(1, 340178418), (2, 170089209), (3, 113392806), (6, 56696403), (9, 37797602), (18, 18898801), (23, 14790366), (43, 7911126), (46, 7395183), (69, 4930122), (86, 3955563), (97, 3506994), (129, 2637042), (138, 2465061), (194, 1753497), (197, 1726794), (207, 1643374), (258, 1318521), (291, 1168998), (387, 879014), (394, 863397), (414, 821687), (582, 584499), (591, 575598), (774, 439507), (873, 389666), (989, 343962), (1182, 287799), (1746, 194833), (1773, 191866), (1978, 171981), (2231, 152478), (2967, 114654), (3546, 95933), (4171, 81558), (4462, 76239), (4531, 75078), (5934, 57327), (6693, 50826), (8342, 40779), (8471, 40158), (8901, 38218), (9062, 37539), (12513, 27186), (13386, 25413), (13593, 25026), (16942, 20079), (17802, 19109)]