81042456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 221886720

約数和(自身を除く): 140844264

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 373, 746, 823, 1119, 1492, 1646, 2238, 2469, 2984, 3292, 4103, 4476, 4938, 6584, 8206, 8952, 9053, 9876, 12309, 16412, 18106, 19752, 24618, 27159, 32824, 36212, 49236, 54318, 72424, 98472, 108636, 217272, 306979, 613958, 920937, 1227916, 1841874, 2455832, 3376769, 3683748, 6753538, 7367496, 10130307, 13507076, 20260614, 27014152, 40521228, 81042456]

約数ペア:

[(1, 81042456), (2, 40521228), (3, 27014152), (4, 20260614), (6, 13507076), (8, 10130307), (11, 7367496), (12, 6753538), (22, 3683748), (24, 3376769), (33, 2455832), (44, 1841874), (66, 1227916), (88, 920937), (132, 613958), (264, 306979), (373, 217272), (746, 108636), (823, 98472), (1119, 72424), (1492, 54318), (1646, 49236), (2238, 36212), (2469, 32824), (2984, 27159), (3292, 24618), (4103, 19752), (4476, 18106), (4938, 16412), (6584, 12309), (8206, 9876), (8952, 9053)]