278597184

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 758439936

約数和(自身を除く): 479842752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 107, 142, 191, 192, 213, 214, 284, 321, 382, 426, 428, 568, 573, 642, 764, 852, 856, 1136, 1146, 1284, 1528, 1704, 1712, 2272, 2292, 2568, 3056, 3408, 3424, 4544, 4584, 5136, 6112, 6816, 6848, 7597, 9168, 10272, 12224, 13561, 13632, 15194, 18336, 20437, 20544, 22791, 27122, 30388, 36672, 40683, 40874, 45582, 54244, 60776, 61311, 81366, 81748, 91164, 108488, 121552, 122622, 162732, 163496, 182328, 216976, 243104, 245244, 325464, 326992, 364656, 433952, 486208, 490488, 650928, 653984, 729312, 867904, 980976, 1301856, 1307968, 1451027, 1458624, 1961952, 2603712, 2902054, 3923904, 4353081, 5804108, 8706162, 11608216, 17412324, 23216432, 34824648, 46432864, 69649296, 92865728, 139298592, 278597184]

約数ペア:

[(1, 278597184), (2, 139298592), (3, 92865728), (4, 69649296), (6, 46432864), (8, 34824648), (12, 23216432), (16, 17412324), (24, 11608216), (32, 8706162), (48, 5804108), (64, 4353081), (71, 3923904), (96, 2902054), (107, 2603712), (142, 1961952), (191, 1458624), (192, 1451027), (213, 1307968), (214, 1301856), (284, 980976), (321, 867904), (382, 729312), (426, 653984), (428, 650928), (568, 490488), (573, 486208), (642, 433952), (764, 364656), (852, 326992), (856, 325464), (1136, 245244), (1146, 243104), (1284, 216976), (1528, 182328), (1704, 163496), (1712, 162732), (2272, 122622), (2292, 121552), (2568, 108488), (3056, 91164), (3408, 81748), (3424, 81366), (4544, 61311), (4584, 60776), (5136, 54244), (6112, 45582), (6816, 40874), (6848, 40683), (7597, 36672), (9168, 30388), (10272, 27122), (12224, 22791), (13561, 20544), (13632, 20437), (15194, 18336)]