290097928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{857}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 611582400

約数和(自身を除く): 321484472

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 131, 136, 152, 262, 323, 524, 646, 857, 1048, 1292, 1714, 2227, 2489, 2584, 3428, 4454, 4978, 6856, 8908, 9956, 14569, 16283, 17816, 19912, 29138, 32566, 42313, 58276, 65132, 84626, 112267, 116552, 130264, 169252, 224534, 276811, 338504, 449068, 553622, 898136, 1107244, 1908539, 2133073, 2214488, 3817078, 4266146, 7634156, 8532292, 15268312, 17064584, 36262241, 72524482, 145048964, 290097928]

約数ペア:

[(1, 290097928), (2, 145048964), (4, 72524482), (8, 36262241), (17, 17064584), (19, 15268312), (34, 8532292), (38, 7634156), (68, 4266146), (76, 3817078), (131, 2214488), (136, 2133073), (152, 1908539), (262, 1107244), (323, 898136), (524, 553622), (646, 449068), (857, 338504), (1048, 276811), (1292, 224534), (1714, 169252), (2227, 130264), (2489, 116552), (2584, 112267), (3428, 84626), (4454, 65132), (4978, 58276), (6856, 42313), (8908, 32566), (9956, 29138), (14569, 19912), (16283, 17816)]