399736848

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2423}}^1$

素因数の和:2932

約数の個数: 80

約数和(自身を含む): 1183067136

約数和(自身を除く): 783330288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 491, 982, 1473, 1964, 2423, 2946, 3437, 3928, 4846, 5892, 6874, 7269, 7856, 9692, 10311, 11784, 13748, 14538, 16961, 19384, 20622, 23568, 27496, 29076, 33922, 38768, 41244, 50883, 54992, 58152, 67844, 82488, 101766, 116304, 135688, 164976, 203532, 271376, 407064, 814128, 1189693, 2379386, 3569079, 4758772, 7138158, 8327851, 9517544, 14276316, 16655702, 19035088, 24983553, 28552632, 33311404, 49967106, 57105264, 66622808, 99934212, 133245616, 199868424, 399736848]

約数ペア:

[(1, 399736848), (2, 199868424), (3, 133245616), (4, 99934212), (6, 66622808), (7, 57105264), (8, 49967106), (12, 33311404), (14, 28552632), (16, 24983553), (21, 19035088), (24, 16655702), (28, 14276316), (42, 9517544), (48, 8327851), (56, 7138158), (84, 4758772), (112, 3569079), (168, 2379386), (336, 1189693), (491, 814128), (982, 407064), (1473, 271376), (1964, 203532), (2423, 164976), (2946, 135688), (3437, 116304), (3928, 101766), (4846, 82488), (5892, 67844), (6874, 58152), (7269, 54992), (7856, 50883), (9692, 41244), (10311, 38768), (11784, 33922), (13748, 29076), (14538, 27496), (16961, 23568), (19384, 20622)]