266208824

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 585144000

約数和(自身を除く): 318935176

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 257, 349, 371, 424, 514, 698, 742, 1028, 1396, 1484, 1799, 2056, 2443, 2792, 2968, 3598, 4886, 7196, 9772, 13621, 14392, 18497, 19544, 27242, 36994, 54484, 73988, 89693, 95347, 108968, 129479, 147976, 179386, 190694, 258958, 358772, 381388, 517916, 627851, 717544, 762776, 1035832, 1255702, 2511404, 4753729, 5022808, 9507458, 19014916, 33276103, 38029832, 66552206, 133104412, 266208824]

約数ペア:

[(1, 266208824), (2, 133104412), (4, 66552206), (7, 38029832), (8, 33276103), (14, 19014916), (28, 9507458), (53, 5022808), (56, 4753729), (106, 2511404), (212, 1255702), (257, 1035832), (349, 762776), (371, 717544), (424, 627851), (514, 517916), (698, 381388), (742, 358772), (1028, 258958), (1396, 190694), (1484, 179386), (1799, 147976), (2056, 129479), (2443, 108968), (2792, 95347), (2968, 89693), (3598, 73988), (4886, 54484), (7196, 36994), (9772, 27242), (13621, 19544), (14392, 18497)]