220565718

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:746

約数の個数: 96

約数和(自身を含む): 542505600

約数和(自身を除く): 321939882

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 59, 102, 114, 118, 153, 171, 177, 306, 323, 342, 354, 531, 643, 646, 969, 1003, 1062, 1121, 1286, 1929, 1938, 2006, 2242, 2907, 3009, 3363, 3858, 5787, 5814, 6018, 6726, 9027, 10089, 10931, 11574, 12217, 18054, 19057, 20178, 21862, 24434, 32793, 36651, 37937, 38114, 57171, 65586, 73302, 75874, 98379, 109953, 113811, 114342, 171513, 196758, 207689, 219906, 227622, 341433, 343026, 415378, 623067, 644929, 682866, 720803, 1246134, 1289858, 1441606, 1869201, 1934787, 2162409, 3738402, 3869574, 4324818, 5804361, 6487227, 11608722, 12253651, 12974454, 24507302, 36760953, 73521906, 110282859, 220565718]

約数ペア:

[(1, 220565718), (2, 110282859), (3, 73521906), (6, 36760953), (9, 24507302), (17, 12974454), (18, 12253651), (19, 11608722), (34, 6487227), (38, 5804361), (51, 4324818), (57, 3869574), (59, 3738402), (102, 2162409), (114, 1934787), (118, 1869201), (153, 1441606), (171, 1289858), (177, 1246134), (306, 720803), (323, 682866), (342, 644929), (354, 623067), (531, 415378), (643, 343026), (646, 341433), (969, 227622), (1003, 219906), (1062, 207689), (1121, 196758), (1286, 171513), (1929, 114342), (1938, 113811), (2006, 109953), (2242, 98379), (2907, 75874), (3009, 73302), (3363, 65586), (3858, 57171), (5787, 38114), (5814, 37937), (6018, 36651), (6726, 32793), (9027, 24434), (10089, 21862), (10931, 20178), (11574, 19057), (12217, 18054)]