636738256

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{977}}^1$

素因数の和:1049

約数の個数: 120

約数和(自身を含む): 1609521984

約数和(自身を除く): 972783728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 154, 161, 176, 184, 253, 308, 322, 368, 506, 529, 616, 644, 977, 1012, 1058, 1232, 1288, 1771, 1954, 2024, 2116, 2576, 3542, 3703, 3908, 4048, 4232, 5819, 6839, 7084, 7406, 7816, 8464, 10747, 11638, 13678, 14168, 14812, 15632, 21494, 22471, 23276, 27356, 28336, 29624, 40733, 42988, 44942, 46552, 54712, 59248, 75229, 81466, 85976, 89884, 93104, 109424, 150458, 157297, 162932, 171952, 179768, 247181, 300916, 314594, 325864, 359536, 494362, 516833, 601832, 629188, 651728, 988724, 1033666, 1203664, 1258376, 1730267, 1977448, 2067332, 2516752, 3460534, 3617831, 3954896, 4134664, 5685163, 6921068, 7235662, 8269328, 11370326, 13842136, 14471324, 22740652, 27684272, 28942648, 39796141, 45481304, 57885296, 79592282, 90962608, 159184564, 318369128, 636738256]

約数ペア:

[(1, 636738256), (2, 318369128), (4, 159184564), (7, 90962608), (8, 79592282), (11, 57885296), (14, 45481304), (16, 39796141), (22, 28942648), (23, 27684272), (28, 22740652), (44, 14471324), (46, 13842136), (56, 11370326), (77, 8269328), (88, 7235662), (92, 6921068), (112, 5685163), (154, 4134664), (161, 3954896), (176, 3617831), (184, 3460534), (253, 2516752), (308, 2067332), (322, 1977448), (368, 1730267), (506, 1258376), (529, 1203664), (616, 1033666), (644, 988724), (977, 651728), (1012, 629188), (1058, 601832), (1232, 516833), (1288, 494362), (1771, 359536), (1954, 325864), (2024, 314594), (2116, 300916), (2576, 247181), (3542, 179768), (3703, 171952), (3908, 162932), (4048, 157297), (4232, 150458), (5819, 109424), (6839, 93104), (7084, 89884), (7406, 85976), (7816, 81466), (8464, 75229), (10747, 59248), (11638, 54712), (13678, 46552), (14168, 44942), (14812, 42988), (15632, 40733), (21494, 29624), (22471, 28336), (23276, 27356)]