156980888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 327801600

約数和(自身を除く): 170820712

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 83, 92, 152, 166, 184, 332, 437, 541, 664, 874, 1082, 1577, 1748, 1909, 2164, 3154, 3496, 3818, 4328, 6308, 7636, 10279, 12443, 12616, 15272, 20558, 24886, 36271, 41116, 44903, 49772, 72542, 82232, 89806, 99544, 145084, 179612, 236417, 290168, 359224, 472834, 853157, 945668, 1032769, 1706314, 1891336, 2065538, 3412628, 4131076, 6825256, 8262152, 19622611, 39245222, 78490444, 156980888]

約数ペア:

[(1, 156980888), (2, 78490444), (4, 39245222), (8, 19622611), (19, 8262152), (23, 6825256), (38, 4131076), (46, 3412628), (76, 2065538), (83, 1891336), (92, 1706314), (152, 1032769), (166, 945668), (184, 853157), (332, 472834), (437, 359224), (541, 290168), (664, 236417), (874, 179612), (1082, 145084), (1577, 99544), (1748, 89806), (1909, 82232), (2164, 72542), (3154, 49772), (3496, 44903), (3818, 41116), (4328, 36271), (6308, 24886), (7636, 20558), (10279, 15272), (12443, 12616)]