218622536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 459345600

約数和(自身を除く): 240723064

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 139, 244, 278, 293, 488, 556, 586, 671, 1112, 1172, 1342, 1529, 2344, 2684, 3058, 3223, 5368, 6116, 6446, 8479, 12232, 12892, 16958, 17873, 25784, 33916, 35746, 40727, 67832, 71492, 81454, 93269, 142984, 162908, 186538, 196603, 325816, 373076, 393206, 447997, 746152, 786412, 895994, 1572824, 1791988, 2484347, 3583976, 4968694, 9937388, 19874776, 27327817, 54655634, 109311268, 218622536]

約数ペア:

[(1, 218622536), (2, 109311268), (4, 54655634), (8, 27327817), (11, 19874776), (22, 9937388), (44, 4968694), (61, 3583976), (88, 2484347), (122, 1791988), (139, 1572824), (244, 895994), (278, 786412), (293, 746152), (488, 447997), (556, 393206), (586, 373076), (671, 325816), (1112, 196603), (1172, 186538), (1342, 162908), (1529, 142984), (2344, 93269), (2684, 81454), (3058, 71492), (3223, 67832), (5368, 40727), (6116, 35746), (6446, 33916), (8479, 25784), (12232, 17873), (12892, 16958)]