72187148

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 148587600

約数和(自身を除く): 76400452

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 58, 74, 116, 121, 139, 148, 242, 278, 319, 407, 484, 556, 638, 814, 1073, 1276, 1529, 1628, 2146, 3058, 3509, 4031, 4292, 4477, 5143, 6116, 7018, 8062, 8954, 10286, 11803, 14036, 16124, 16819, 17908, 20572, 23606, 33638, 44341, 47212, 56573, 67276, 88682, 113146, 129833, 149147, 177364, 226292, 259666, 298294, 487751, 519332, 596588, 622303, 975502, 1244606, 1640617, 1951004, 2489212, 3281234, 6562468, 18046787, 36093574, 72187148]

約数ペア:

[(1, 72187148), (2, 36093574), (4, 18046787), (11, 6562468), (22, 3281234), (29, 2489212), (37, 1951004), (44, 1640617), (58, 1244606), (74, 975502), (116, 622303), (121, 596588), (139, 519332), (148, 487751), (242, 298294), (278, 259666), (319, 226292), (407, 177364), (484, 149147), (556, 129833), (638, 113146), (814, 88682), (1073, 67276), (1276, 56573), (1529, 47212), (1628, 44341), (2146, 33638), (3058, 23606), (3509, 20572), (4031, 17908), (4292, 16819), (4477, 16124), (5143, 14036), (6116, 11803), (7018, 10286), (8062, 8954)]