220766896

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2467}}^1$

素因数の和:2546

約数の個数: 80

約数和(自身を含む): 528823296

約数和(自身を除く): 308056400

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 47, 56, 68, 94, 112, 119, 136, 188, 238, 272, 329, 376, 476, 658, 752, 799, 952, 1316, 1598, 1904, 2467, 2632, 3196, 4934, 5264, 5593, 6392, 9868, 11186, 12784, 17269, 19736, 22372, 34538, 39472, 41939, 44744, 69076, 83878, 89488, 115949, 138152, 167756, 231898, 276304, 293573, 335512, 463796, 587146, 671024, 811643, 927592, 1174292, 1623286, 1855184, 1971133, 2348584, 3246572, 3942266, 4697168, 6493144, 7884532, 12986288, 13797931, 15769064, 27595862, 31538128, 55191724, 110383448, 220766896]

約数ペア:

[(1, 220766896), (2, 110383448), (4, 55191724), (7, 31538128), (8, 27595862), (14, 15769064), (16, 13797931), (17, 12986288), (28, 7884532), (34, 6493144), (47, 4697168), (56, 3942266), (68, 3246572), (94, 2348584), (112, 1971133), (119, 1855184), (136, 1623286), (188, 1174292), (238, 927592), (272, 811643), (329, 671024), (376, 587146), (476, 463796), (658, 335512), (752, 293573), (799, 276304), (952, 231898), (1316, 167756), (1598, 138152), (1904, 115949), (2467, 89488), (2632, 83878), (3196, 69076), (4934, 44744), (5264, 41939), (5593, 39472), (6392, 34538), (9868, 22372), (11186, 19736), (12784, 17269)]