331271808

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:766

約数の個数: 128

約数和(自身を含む): 1011709440

約数和(自身を除く): 680437632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 251, 336, 384, 448, 491, 502, 672, 753, 896, 982, 1004, 1344, 1473, 1506, 1757, 1964, 2008, 2688, 2946, 3012, 3437, 3514, 3928, 4016, 5271, 5892, 6024, 6874, 7028, 7856, 8032, 10311, 10542, 11784, 12048, 13748, 14056, 15712, 16064, 20622, 21084, 23568, 24096, 27496, 28112, 31424, 32128, 41244, 42168, 47136, 48192, 54992, 56224, 62848, 82488, 84336, 94272, 96384, 109984, 112448, 123241, 164976, 168672, 188544, 219968, 224896, 246482, 329952, 337344, 369723, 439936, 492964, 659904, 674688, 739446, 862687, 985928, 1319808, 1478892, 1725374, 1971856, 2588061, 2957784, 3450748, 3943712, 5176122, 5915568, 6901496, 7887424, 10352244, 11831136, 13802992, 15774848, 20704488, 23662272, 27605984, 41408976, 47324544, 55211968, 82817952, 110423936, 165635904, 331271808]

約数ペア:

[(1, 331271808), (2, 165635904), (3, 110423936), (4, 82817952), (6, 55211968), (7, 47324544), (8, 41408976), (12, 27605984), (14, 23662272), (16, 20704488), (21, 15774848), (24, 13802992), (28, 11831136), (32, 10352244), (42, 7887424), (48, 6901496), (56, 5915568), (64, 5176122), (84, 3943712), (96, 3450748), (112, 2957784), (128, 2588061), (168, 1971856), (192, 1725374), (224, 1478892), (251, 1319808), (336, 985928), (384, 862687), (448, 739446), (491, 674688), (502, 659904), (672, 492964), (753, 439936), (896, 369723), (982, 337344), (1004, 329952), (1344, 246482), (1473, 224896), (1506, 219968), (1757, 188544), (1964, 168672), (2008, 164976), (2688, 123241), (2946, 112448), (3012, 109984), (3437, 96384), (3514, 94272), (3928, 84336), (4016, 82488), (5271, 62848), (5892, 56224), (6024, 54992), (6874, 48192), (7028, 47136), (7856, 42168), (8032, 41244), (10311, 32128), (10542, 31424), (11784, 28112), (12048, 27496), (13748, 24096), (14056, 23568), (15712, 21084), (16064, 20622)]