277702956

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15647}}^1$

素因数の和:15703

約数の個数: 72

約数和(自身を含む): 768942720

約数和(自身を除く): 491239764

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 8874, 15647, 17748, 31294, 46941, 62588, 93882, 140823, 187764, 265999, 281646, 453763, 531998, 563292, 797997, 907526, 1063996, 1361289, 1595994, 1815052, 2393991, 2722578, 3191988, 4083867, 4787982, 5445156, 7713971, 8167734, 9575964, 15427942, 16335468, 23141913, 30855884, 46283826, 69425739, 92567652, 138851478, 277702956]

約数ペア:

[(1, 277702956), (2, 138851478), (3, 92567652), (4, 69425739), (6, 46283826), (9, 30855884), (12, 23141913), (17, 16335468), (18, 15427942), (29, 9575964), (34, 8167734), (36, 7713971), (51, 5445156), (58, 4787982), (68, 4083867), (87, 3191988), (102, 2722578), (116, 2393991), (153, 1815052), (174, 1595994), (204, 1361289), (261, 1063996), (306, 907526), (348, 797997), (493, 563292), (522, 531998), (612, 453763), (986, 281646), (1044, 265999), (1479, 187764), (1972, 140823), (2958, 93882), (4437, 62588), (5916, 46941), (8874, 31294), (15647, 17748)]