220143594

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 492687360

約数和(自身を除く): 272543766

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 109, 142, 213, 218, 327, 426, 431, 654, 781, 862, 1199, 1293, 1562, 2343, 2398, 2586, 3597, 4686, 4741, 7194, 7739, 9482, 14223, 15478, 23217, 28446, 30601, 46434, 46979, 61202, 85129, 91803, 93958, 140937, 170258, 183606, 255387, 281874, 336611, 510774, 516769, 673222, 1009833, 1033538, 1550307, 2019666, 3100614, 3335509, 6671018, 10006527, 20013054, 36690599, 73381198, 110071797, 220143594]

約数ペア:

[(1, 220143594), (2, 110071797), (3, 73381198), (6, 36690599), (11, 20013054), (22, 10006527), (33, 6671018), (66, 3335509), (71, 3100614), (109, 2019666), (142, 1550307), (213, 1033538), (218, 1009833), (327, 673222), (426, 516769), (431, 510774), (654, 336611), (781, 281874), (862, 255387), (1199, 183606), (1293, 170258), (1562, 140937), (2343, 93958), (2398, 91803), (2586, 85129), (3597, 61202), (4686, 46979), (4741, 46434), (7194, 30601), (7739, 28446), (9482, 23217), (14223, 15478)]