128270862

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{709}}^1$

素因数の和:782

約数の個数: 72

約数和(自身を含む): 306251400

約数和(自身を除く): 177980538

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 529, 709, 874, 1058, 1311, 1418, 1587, 2127, 2622, 3174, 3933, 4254, 4761, 6381, 7866, 9522, 10051, 12762, 13471, 16307, 20102, 26942, 30153, 32614, 40413, 48921, 60306, 80826, 90459, 97842, 121239, 146763, 180918, 242478, 293526, 309833, 375061, 619666, 750122, 929499, 1125183, 1858998, 2250366, 2788497, 3375549, 5576994, 6751098, 7126159, 14252318, 21378477, 42756954, 64135431, 128270862]

約数ペア:

[(1, 128270862), (2, 64135431), (3, 42756954), (6, 21378477), (9, 14252318), (18, 7126159), (19, 6751098), (23, 5576994), (38, 3375549), (46, 2788497), (57, 2250366), (69, 1858998), (114, 1125183), (138, 929499), (171, 750122), (207, 619666), (342, 375061), (414, 309833), (437, 293526), (529, 242478), (709, 180918), (874, 146763), (1058, 121239), (1311, 97842), (1418, 90459), (1587, 80826), (2127, 60306), (2622, 48921), (3174, 40413), (3933, 32614), (4254, 30153), (4761, 26942), (6381, 20102), (7866, 16307), (9522, 13471), (10051, 12762)]