278837136

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 800583680

約数和(自身を除く): 521746544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 127, 144, 158, 193, 237, 254, 316, 381, 386, 474, 508, 579, 632, 711, 762, 772, 948, 1016, 1143, 1158, 1264, 1422, 1524, 1544, 1737, 1896, 2032, 2286, 2316, 2844, 3048, 3088, 3474, 3792, 4572, 4632, 5688, 6096, 6948, 9144, 9264, 10033, 11376, 13896, 15247, 18288, 20066, 24511, 27792, 30099, 30494, 40132, 45741, 49022, 60198, 60988, 73533, 80264, 90297, 91482, 98044, 120396, 121976, 137223, 147066, 160528, 180594, 182964, 196088, 220599, 240792, 243952, 274446, 294132, 361188, 365928, 392176, 441198, 481584, 548892, 588264, 722376, 731856, 882396, 1097784, 1176528, 1444752, 1764792, 1936369, 2195568, 3529584, 3872738, 5809107, 7745476, 11618214, 15490952, 17427321, 23236428, 30981904, 34854642, 46472856, 69709284, 92945712, 139418568, 278837136]

約数ペア:

[(1, 278837136), (2, 139418568), (3, 92945712), (4, 69709284), (6, 46472856), (8, 34854642), (9, 30981904), (12, 23236428), (16, 17427321), (18, 15490952), (24, 11618214), (36, 7745476), (48, 5809107), (72, 3872738), (79, 3529584), (127, 2195568), (144, 1936369), (158, 1764792), (193, 1444752), (237, 1176528), (254, 1097784), (316, 882396), (381, 731856), (386, 722376), (474, 588264), (508, 548892), (579, 481584), (632, 441198), (711, 392176), (762, 365928), (772, 361188), (948, 294132), (1016, 274446), (1143, 243952), (1158, 240792), (1264, 220599), (1422, 196088), (1524, 182964), (1544, 180594), (1737, 160528), (1896, 147066), (2032, 137223), (2286, 121976), (2316, 120396), (2844, 98044), (3048, 91482), (3088, 90297), (3474, 80264), (3792, 73533), (4572, 60988), (4632, 60198), (5688, 49022), (6096, 45741), (6948, 40132), (9144, 30494), (9264, 30099), (10033, 27792), (11376, 24511), (13896, 20066), (15247, 18288)]