278248768

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:472

約数の個数: 112

約数和(自身を含む): 673079680

約数和(自身を除く): 394830912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 97, 112, 133, 152, 194, 224, 266, 304, 337, 388, 448, 532, 608, 674, 679, 776, 1064, 1216, 1348, 1358, 1552, 1843, 2128, 2359, 2696, 2716, 3104, 3686, 4256, 4718, 5392, 5432, 6208, 6403, 7372, 8512, 9436, 10784, 10864, 12806, 12901, 14744, 18872, 21568, 21728, 25612, 25802, 29488, 32689, 37744, 43456, 44821, 51224, 51604, 58976, 65378, 75488, 89642, 102448, 103208, 117952, 130756, 150976, 179284, 204896, 206416, 228823, 261512, 358568, 409792, 412832, 457646, 523024, 621091, 717136, 825664, 915292, 1046048, 1242182, 1434272, 1830584, 2092096, 2484364, 2868544, 3661168, 4347637, 4968728, 7322336, 8695274, 9937456, 14644672, 17390548, 19874912, 34781096, 39749824, 69562192, 139124384, 278248768]

約数ペア:

[(1, 278248768), (2, 139124384), (4, 69562192), (7, 39749824), (8, 34781096), (14, 19874912), (16, 17390548), (19, 14644672), (28, 9937456), (32, 8695274), (38, 7322336), (56, 4968728), (64, 4347637), (76, 3661168), (97, 2868544), (112, 2484364), (133, 2092096), (152, 1830584), (194, 1434272), (224, 1242182), (266, 1046048), (304, 915292), (337, 825664), (388, 717136), (448, 621091), (532, 523024), (608, 457646), (674, 412832), (679, 409792), (776, 358568), (1064, 261512), (1216, 228823), (1348, 206416), (1358, 204896), (1552, 179284), (1843, 150976), (2128, 130756), (2359, 117952), (2696, 103208), (2716, 102448), (3104, 89642), (3686, 75488), (4256, 65378), (4718, 58976), (5392, 51604), (5432, 51224), (6208, 44821), (6403, 43456), (7372, 37744), (8512, 32689), (9436, 29488), (10784, 25802), (10864, 25612), (12806, 21728), (12901, 21568), (14744, 18872)]