77799040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 208422720

約数和(自身を除く): 130623680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 160, 172, 176, 215, 220, 257, 320, 344, 352, 430, 440, 473, 514, 640, 688, 704, 860, 880, 946, 1028, 1285, 1376, 1408, 1720, 1760, 1892, 2056, 2365, 2570, 2752, 2827, 3440, 3520, 3784, 4112, 4730, 5140, 5504, 5654, 6880, 7040, 7568, 8224, 9460, 10280, 11051, 11308, 13760, 14135, 15136, 16448, 18920, 20560, 22102, 22616, 27520, 28270, 30272, 32896, 37840, 41120, 44204, 45232, 55255, 56540, 60544, 75680, 82240, 88408, 90464, 110510, 113080, 121561, 151360, 164480, 176816, 180928, 221020, 226160, 243122, 302720, 353632, 361856, 442040, 452320, 486244, 607805, 707264, 884080, 904640, 972488, 1215610, 1414528, 1768160, 1809280, 1944976, 2431220, 3536320, 3889952, 4862440, 7072640, 7779904, 9724880, 15559808, 19449760, 38899520, 77799040]

約数ペア:

[(1, 77799040), (2, 38899520), (4, 19449760), (5, 15559808), (8, 9724880), (10, 7779904), (11, 7072640), (16, 4862440), (20, 3889952), (22, 3536320), (32, 2431220), (40, 1944976), (43, 1809280), (44, 1768160), (55, 1414528), (64, 1215610), (80, 972488), (86, 904640), (88, 884080), (110, 707264), (128, 607805), (160, 486244), (172, 452320), (176, 442040), (215, 361856), (220, 353632), (257, 302720), (320, 243122), (344, 226160), (352, 221020), (430, 180928), (440, 176816), (473, 164480), (514, 151360), (640, 121561), (688, 113080), (704, 110510), (860, 90464), (880, 88408), (946, 82240), (1028, 75680), (1285, 60544), (1376, 56540), (1408, 55255), (1720, 45232), (1760, 44204), (1892, 41120), (2056, 37840), (2365, 32896), (2570, 30272), (2752, 28270), (2827, 27520), (3440, 22616), (3520, 22102), (3784, 20560), (4112, 18920), (4730, 16448), (5140, 15136), (5504, 14135), (5654, 13760), (6880, 11308), (7040, 11051), (7568, 10280), (8224, 9460)]