660237842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 1156474368

約数和(自身を除く): 496236526

約数列:

[1, 2, 11, 22, 37, 41, 73, 74, 82, 146, 271, 407, 451, 542, 803, 814, 902, 1517, 1606, 2701, 2981, 2993, 3034, 5402, 5962, 5986, 10027, 11111, 16687, 19783, 20054, 22222, 29711, 32923, 33374, 39566, 59422, 65846, 110297, 110741, 122221, 217613, 220594, 221482, 244442, 411107, 435226, 731971, 811103, 822214, 1218151, 1463942, 1622206, 2436302, 4522177, 8051681, 8922133, 9044354, 16103362, 17844266, 30010811, 60021622, 330118921, 660237842]

約数ペア:

[(1, 660237842), (2, 330118921), (11, 60021622), (22, 30010811), (37, 17844266), (41, 16103362), (73, 9044354), (74, 8922133), (82, 8051681), (146, 4522177), (271, 2436302), (407, 1622206), (451, 1463942), (542, 1218151), (803, 822214), (814, 811103), (902, 731971), (1517, 435226), (1606, 411107), (2701, 244442), (2981, 221482), (2993, 220594), (3034, 217613), (5402, 122221), (5962, 110741), (5986, 110297), (10027, 65846), (11111, 59422), (16687, 39566), (19783, 33374), (20054, 32923), (22222, 29711)]