669968348

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 1433779200

約数和(自身を除く): 763810852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 266, 316, 361, 532, 553, 722, 839, 1106, 1444, 1501, 1678, 2212, 2527, 3002, 3356, 5054, 5873, 6004, 10108, 10507, 11746, 15941, 21014, 23492, 28519, 31882, 42028, 57038, 63764, 66281, 111587, 114076, 132562, 199633, 223174, 265124, 302879, 399266, 446348, 463967, 605758, 798532, 927934, 1211516, 1259339, 1855868, 2120153, 2518678, 4240306, 5037356, 8480612, 8815373, 17630746, 23927441, 35261492, 47854882, 95709764, 167492087, 334984174, 669968348]

約数ペア:

[(1, 669968348), (2, 334984174), (4, 167492087), (7, 95709764), (14, 47854882), (19, 35261492), (28, 23927441), (38, 17630746), (76, 8815373), (79, 8480612), (133, 5037356), (158, 4240306), (266, 2518678), (316, 2120153), (361, 1855868), (532, 1259339), (553, 1211516), (722, 927934), (839, 798532), (1106, 605758), (1444, 463967), (1501, 446348), (1678, 399266), (2212, 302879), (2527, 265124), (3002, 223174), (3356, 199633), (5054, 132562), (5873, 114076), (6004, 111587), (10108, 66281), (10507, 63764), (11746, 57038), (15941, 42028), (21014, 31882), (23492, 28519)]