214909640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1667}}^1$

素因数の和:1982

約数の個数: 64

約数和(自身を含む): 529623360

約数和(自身を除く): 314713720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 293, 440, 586, 1172, 1465, 1667, 2344, 2930, 3223, 3334, 5860, 6446, 6668, 8335, 11720, 12892, 13336, 16115, 16670, 18337, 25784, 32230, 33340, 36674, 64460, 66680, 73348, 91685, 128920, 146696, 183370, 366740, 488431, 733480, 976862, 1953724, 2442155, 3907448, 4884310, 5372741, 9768620, 10745482, 19537240, 21490964, 26863705, 42981928, 53727410, 107454820, 214909640]

約数ペア:

[(1, 214909640), (2, 107454820), (4, 53727410), (5, 42981928), (8, 26863705), (10, 21490964), (11, 19537240), (20, 10745482), (22, 9768620), (40, 5372741), (44, 4884310), (55, 3907448), (88, 2442155), (110, 1953724), (220, 976862), (293, 733480), (440, 488431), (586, 366740), (1172, 183370), (1465, 146696), (1667, 128920), (2344, 91685), (2930, 73348), (3223, 66680), (3334, 64460), (5860, 36674), (6446, 33340), (6668, 32230), (8335, 25784), (11720, 18337), (12892, 16670), (13336, 16115)]