138720792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7717}}^1$

素因数の和:7840

約数の個数: 64

約数和(自身を含む): 400101120

約数和(自身を除く): 261380328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 168, 214, 321, 428, 642, 749, 856, 1284, 1498, 2247, 2568, 2996, 4494, 5992, 7717, 8988, 15434, 17976, 23151, 30868, 46302, 54019, 61736, 92604, 108038, 162057, 185208, 216076, 324114, 432152, 648228, 825719, 1296456, 1651438, 2477157, 3302876, 4954314, 5780033, 6605752, 9908628, 11560066, 17340099, 19817256, 23120132, 34680198, 46240264, 69360396, 138720792]

約数ペア:

[(1, 138720792), (2, 69360396), (3, 46240264), (4, 34680198), (6, 23120132), (7, 19817256), (8, 17340099), (12, 11560066), (14, 9908628), (21, 6605752), (24, 5780033), (28, 4954314), (42, 3302876), (56, 2477157), (84, 1651438), (107, 1296456), (168, 825719), (214, 648228), (321, 432152), (428, 324114), (642, 216076), (749, 185208), (856, 162057), (1284, 108038), (1498, 92604), (2247, 61736), (2568, 54019), (2996, 46302), (4494, 30868), (5992, 23151), (7717, 17976), (8988, 15434)]