665507928

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 1683648000

約数和(自身を除く): 1018140072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 239, 314, 471, 478, 628, 717, 739, 942, 956, 1256, 1434, 1478, 1884, 1912, 2217, 2868, 2956, 3768, 4434, 5736, 5912, 8868, 17736, 37523, 75046, 112569, 116023, 150092, 176621, 225138, 232046, 300184, 348069, 353242, 450276, 464092, 529863, 696138, 706484, 900552, 928184, 1059726, 1392276, 1412968, 2119452, 2784552, 4238904, 27729497, 55458994, 83188491, 110917988, 166376982, 221835976, 332753964, 665507928]

約数ペア:

[(1, 665507928), (2, 332753964), (3, 221835976), (4, 166376982), (6, 110917988), (8, 83188491), (12, 55458994), (24, 27729497), (157, 4238904), (239, 2784552), (314, 2119452), (471, 1412968), (478, 1392276), (628, 1059726), (717, 928184), (739, 900552), (942, 706484), (956, 696138), (1256, 529863), (1434, 464092), (1478, 450276), (1884, 353242), (1912, 348069), (2217, 300184), (2868, 232046), (2956, 225138), (3768, 176621), (4434, 150092), (5736, 116023), (5912, 112569), (8868, 75046), (17736, 37523)]