678702016

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:294

約数の個数: 112

約数和(自身を含む): 1478584800

約数和(自身を除く): 799882784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 59, 64, 68, 97, 109, 118, 136, 194, 218, 236, 272, 388, 436, 472, 544, 776, 872, 944, 1003, 1088, 1552, 1649, 1744, 1853, 1888, 2006, 3104, 3298, 3488, 3706, 3776, 4012, 5723, 6208, 6431, 6596, 6976, 7412, 8024, 10573, 11446, 12862, 13192, 14824, 16048, 21146, 22892, 25724, 26384, 29648, 32096, 42292, 45784, 51448, 52768, 59296, 64192, 84584, 91568, 97291, 102896, 105536, 109327, 118592, 169168, 179741, 183136, 194582, 205792, 218654, 338336, 359482, 366272, 389164, 411584, 437308, 623807, 676672, 718964, 778328, 874616, 1247614, 1437928, 1556656, 1749232, 2495228, 2875856, 3113312, 3498464, 4990456, 5751712, 6226624, 6996928, 9980912, 10604719, 11503424, 19961824, 21209438, 39923648, 42418876, 84837752, 169675504, 339351008, 678702016]

約数ペア:

[(1, 678702016), (2, 339351008), (4, 169675504), (8, 84837752), (16, 42418876), (17, 39923648), (32, 21209438), (34, 19961824), (59, 11503424), (64, 10604719), (68, 9980912), (97, 6996928), (109, 6226624), (118, 5751712), (136, 4990456), (194, 3498464), (218, 3113312), (236, 2875856), (272, 2495228), (388, 1749232), (436, 1556656), (472, 1437928), (544, 1247614), (776, 874616), (872, 778328), (944, 718964), (1003, 676672), (1088, 623807), (1552, 437308), (1649, 411584), (1744, 389164), (1853, 366272), (1888, 359482), (2006, 338336), (3104, 218654), (3298, 205792), (3488, 194582), (3706, 183136), (3776, 179741), (4012, 169168), (5723, 118592), (6208, 109327), (6431, 105536), (6596, 102896), (6976, 97291), (7412, 91568), (8024, 84584), (10573, 64192), (11446, 59296), (12862, 52768), (13192, 51448), (14824, 45784), (16048, 42292), (21146, 32096), (22892, 29648), (25724, 26384)]