257692440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113023}}^1$

素因数の和:113056

約数の個数: 64

約数和(自身を含む): 813772800

約数和(自身を除く): 556080360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 113023, 226046, 339069, 452092, 565115, 678138, 904184, 1130230, 1356276, 1695345, 2147437, 2260460, 2712552, 3390690, 4294874, 4520920, 6442311, 6781380, 8589748, 10737185, 12884622, 13562760, 17179496, 21474370, 25769244, 32211555, 42948740, 51538488, 64423110, 85897480, 128846220, 257692440]

約数ペア:

[(1, 257692440), (2, 128846220), (3, 85897480), (4, 64423110), (5, 51538488), (6, 42948740), (8, 32211555), (10, 25769244), (12, 21474370), (15, 17179496), (19, 13562760), (20, 12884622), (24, 10737185), (30, 8589748), (38, 6781380), (40, 6442311), (57, 4520920), (60, 4294874), (76, 3390690), (95, 2712552), (114, 2260460), (120, 2147437), (152, 1695345), (190, 1356276), (228, 1130230), (285, 904184), (380, 678138), (456, 565115), (570, 452092), (760, 339069), (1140, 226046), (2280, 113023)]