181931244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{1171}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 471369024

約数和(自身を除く): 289437780

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 121, 132, 214, 242, 321, 363, 428, 484, 642, 726, 1171, 1177, 1284, 1452, 2342, 2354, 3513, 3531, 4684, 4708, 7026, 7062, 12881, 12947, 14052, 14124, 25762, 25894, 38643, 38841, 51524, 51788, 77286, 77682, 125297, 141691, 154572, 155364, 250594, 283382, 375891, 425073, 501188, 566764, 751782, 850146, 1378267, 1503564, 1700292, 2756534, 4134801, 5513068, 8269602, 15160937, 16539204, 30321874, 45482811, 60643748, 90965622, 181931244]

約数ペア:

[(1, 181931244), (2, 90965622), (3, 60643748), (4, 45482811), (6, 30321874), (11, 16539204), (12, 15160937), (22, 8269602), (33, 5513068), (44, 4134801), (66, 2756534), (107, 1700292), (121, 1503564), (132, 1378267), (214, 850146), (242, 751782), (321, 566764), (363, 501188), (428, 425073), (484, 375891), (642, 283382), (726, 250594), (1171, 155364), (1177, 154572), (1284, 141691), (1452, 125297), (2342, 77682), (2354, 77286), (3513, 51788), (3531, 51524), (4684, 38841), (4708, 38643), (7026, 25894), (7062, 25762), (12881, 14124), (12947, 14052)]