68781024

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18371}}^1$

素因数の和:18400

約数の個数: 72

約数和(自身を含む): 210653352

約数和(自身を除く): 141872328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 18371, 36742, 55113, 73484, 110226, 146968, 165339, 220452, 238823, 293936, 330678, 440904, 477646, 587872, 661356, 716469, 881808, 955292, 1322712, 1432938, 1763616, 1910584, 2149407, 2645424, 2865876, 3821168, 4298814, 5290848, 5731752, 7642336, 8597628, 11463504, 17195256, 22927008, 34390512, 68781024]

約数ペア:

[(1, 68781024), (2, 34390512), (3, 22927008), (4, 17195256), (6, 11463504), (8, 8597628), (9, 7642336), (12, 5731752), (13, 5290848), (16, 4298814), (18, 3821168), (24, 2865876), (26, 2645424), (32, 2149407), (36, 1910584), (39, 1763616), (48, 1432938), (52, 1322712), (72, 955292), (78, 881808), (96, 716469), (104, 661356), (117, 587872), (144, 477646), (156, 440904), (208, 330678), (234, 293936), (288, 238823), (312, 220452), (416, 165339), (468, 146968), (624, 110226), (936, 73484), (1248, 55113), (1872, 36742), (3744, 18371)]