266862848

素因数分解:

$2^8\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 613788672

約数和(自身を除く): 346925824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 448, 548, 896, 959, 1087, 1096, 1792, 1918, 2174, 2192, 3836, 4348, 4384, 7609, 7672, 8696, 8768, 15218, 15344, 17392, 17536, 30436, 30688, 34784, 35072, 60872, 61376, 69568, 121744, 122752, 139136, 148919, 243488, 245504, 278272, 297838, 486976, 595676, 973952, 1042433, 1191352, 1947904, 2084866, 2382704, 4169732, 4765408, 8339464, 9530816, 16678928, 19061632, 33357856, 38123264, 66715712, 133431424, 266862848]

約数ペア:

[(1, 266862848), (2, 133431424), (4, 66715712), (7, 38123264), (8, 33357856), (14, 19061632), (16, 16678928), (28, 9530816), (32, 8339464), (56, 4765408), (64, 4169732), (112, 2382704), (128, 2084866), (137, 1947904), (224, 1191352), (256, 1042433), (274, 973952), (448, 595676), (548, 486976), (896, 297838), (959, 278272), (1087, 245504), (1096, 243488), (1792, 148919), (1918, 139136), (2174, 122752), (2192, 121744), (3836, 69568), (4348, 61376), (4384, 60872), (7609, 35072), (7672, 34784), (8696, 30688), (8768, 30436), (15218, 17536), (15344, 17392)]