639246288

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{1217}}^1$

素因数の和:1612

約数の個数: 80

約数和(自身を含む): 1710890496

約数和(自身を除く): 1071644208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 353, 372, 496, 706, 744, 1059, 1217, 1412, 1488, 2118, 2434, 2824, 3651, 4236, 4868, 5648, 7302, 8472, 9736, 10943, 14604, 16944, 19472, 21886, 29208, 32829, 37727, 43772, 58416, 65658, 75454, 87544, 113181, 131316, 150908, 175088, 226362, 262632, 301816, 429601, 452724, 525264, 603632, 859202, 905448, 1288803, 1718404, 1810896, 2577606, 3436808, 5155212, 6873616, 10310424, 13317631, 20620848, 26635262, 39952893, 53270524, 79905786, 106541048, 159811572, 213082096, 319623144, 639246288]

約数ペア:

[(1, 639246288), (2, 319623144), (3, 213082096), (4, 159811572), (6, 106541048), (8, 79905786), (12, 53270524), (16, 39952893), (24, 26635262), (31, 20620848), (48, 13317631), (62, 10310424), (93, 6873616), (124, 5155212), (186, 3436808), (248, 2577606), (353, 1810896), (372, 1718404), (496, 1288803), (706, 905448), (744, 859202), (1059, 603632), (1217, 525264), (1412, 452724), (1488, 429601), (2118, 301816), (2434, 262632), (2824, 226362), (3651, 175088), (4236, 150908), (4868, 131316), (5648, 113181), (7302, 87544), (8472, 75454), (9736, 65658), (10943, 58416), (14604, 43772), (16944, 37727), (19472, 32829), (21886, 29208)]