30995888

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 75828480

約数和(自身を除く): 44832592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 139, 154, 176, 181, 278, 308, 362, 556, 616, 724, 973, 1112, 1232, 1267, 1448, 1529, 1946, 1991, 2224, 2534, 2896, 3058, 3892, 3982, 5068, 6116, 7784, 7964, 10136, 10703, 12232, 13937, 15568, 15928, 20272, 21406, 24464, 25159, 27874, 31856, 42812, 50318, 55748, 85624, 100636, 111496, 171248, 176113, 201272, 222992, 276749, 352226, 402544, 553498, 704452, 1106996, 1408904, 1937243, 2213992, 2817808, 3874486, 4427984, 7748972, 15497944, 30995888]

約数ペア:

[(1, 30995888), (2, 15497944), (4, 7748972), (7, 4427984), (8, 3874486), (11, 2817808), (14, 2213992), (16, 1937243), (22, 1408904), (28, 1106996), (44, 704452), (56, 553498), (77, 402544), (88, 352226), (112, 276749), (139, 222992), (154, 201272), (176, 176113), (181, 171248), (278, 111496), (308, 100636), (362, 85624), (556, 55748), (616, 50318), (724, 42812), (973, 31856), (1112, 27874), (1232, 25159), (1267, 24464), (1448, 21406), (1529, 20272), (1946, 15928), (1991, 15568), (2224, 13937), (2534, 12232), (2896, 10703), (3058, 10136), (3892, 7964), (3982, 7784), (5068, 6116)]