81302232

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1381}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 222888960

約数和(自身を除く): 141586728

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 223, 264, 446, 669, 892, 1338, 1381, 1784, 2453, 2676, 2762, 4143, 4906, 5352, 5524, 7359, 8286, 9812, 11048, 14718, 15191, 16572, 19624, 29436, 30382, 33144, 45573, 58872, 60764, 91146, 121528, 182292, 307963, 364584, 615926, 923889, 1231852, 1847778, 2463704, 3387593, 3695556, 6775186, 7391112, 10162779, 13550372, 20325558, 27100744, 40651116, 81302232]

約数ペア:

[(1, 81302232), (2, 40651116), (3, 27100744), (4, 20325558), (6, 13550372), (8, 10162779), (11, 7391112), (12, 6775186), (22, 3695556), (24, 3387593), (33, 2463704), (44, 1847778), (66, 1231852), (88, 923889), (132, 615926), (223, 364584), (264, 307963), (446, 182292), (669, 121528), (892, 91146), (1338, 60764), (1381, 58872), (1784, 45573), (2453, 33144), (2676, 30382), (2762, 29436), (4143, 19624), (4906, 16572), (5352, 15191), (5524, 14718), (7359, 11048), (8286, 9812)]