161945256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{991}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 442828800

約数和(自身を除く): 280883544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 619, 991, 1238, 1857, 1982, 2476, 2973, 3714, 3964, 4952, 5946, 6809, 7428, 7928, 10901, 11892, 13618, 14856, 20427, 21802, 23784, 27236, 32703, 40854, 43604, 54472, 65406, 81708, 87208, 130812, 163416, 261624, 613429, 1226858, 1840287, 2453716, 3680574, 4907432, 6747719, 7361148, 13495438, 14722296, 20243157, 26990876, 40486314, 53981752, 80972628, 161945256]

約数ペア:

[(1, 161945256), (2, 80972628), (3, 53981752), (4, 40486314), (6, 26990876), (8, 20243157), (11, 14722296), (12, 13495438), (22, 7361148), (24, 6747719), (33, 4907432), (44, 3680574), (66, 2453716), (88, 1840287), (132, 1226858), (264, 613429), (619, 261624), (991, 163416), (1238, 130812), (1857, 87208), (1982, 81708), (2476, 65406), (2973, 54472), (3714, 43604), (3964, 40854), (4952, 32703), (5946, 27236), (6809, 23784), (7428, 21802), (7928, 20427), (10901, 14856), (11892, 13618)]