273201280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 128

約数和(自身を含む): 720005760

約数和(自身を除く): 446804480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 151, 160, 176, 220, 257, 302, 320, 352, 440, 514, 604, 640, 704, 755, 880, 1028, 1208, 1285, 1408, 1510, 1661, 1760, 2056, 2416, 2570, 2827, 3020, 3322, 3520, 4112, 4832, 5140, 5654, 6040, 6644, 7040, 8224, 8305, 9664, 10280, 11308, 12080, 13288, 14135, 16448, 16610, 19328, 20560, 22616, 24160, 26576, 28270, 32896, 33220, 38807, 41120, 45232, 48320, 53152, 56540, 66440, 77614, 82240, 90464, 96640, 106304, 113080, 132880, 155228, 164480, 180928, 194035, 212608, 226160, 265760, 310456, 361856, 388070, 426877, 452320, 531520, 620912, 776140, 853754, 904640, 1063040, 1241824, 1552280, 1707508, 1809280, 2134385, 2483648, 3104560, 3415016, 4268770, 4967296, 6209120, 6830032, 8537540, 12418240, 13660064, 17075080, 24836480, 27320128, 34150160, 54640256, 68300320, 136600640, 273201280]

約数ペア:

[(1, 273201280), (2, 136600640), (4, 68300320), (5, 54640256), (8, 34150160), (10, 27320128), (11, 24836480), (16, 17075080), (20, 13660064), (22, 12418240), (32, 8537540), (40, 6830032), (44, 6209120), (55, 4967296), (64, 4268770), (80, 3415016), (88, 3104560), (110, 2483648), (128, 2134385), (151, 1809280), (160, 1707508), (176, 1552280), (220, 1241824), (257, 1063040), (302, 904640), (320, 853754), (352, 776140), (440, 620912), (514, 531520), (604, 452320), (640, 426877), (704, 388070), (755, 361856), (880, 310456), (1028, 265760), (1208, 226160), (1285, 212608), (1408, 194035), (1510, 180928), (1661, 164480), (1760, 155228), (2056, 132880), (2416, 113080), (2570, 106304), (2827, 96640), (3020, 90464), (3322, 82240), (3520, 77614), (4112, 66440), (4832, 56540), (5140, 53152), (5654, 48320), (6040, 45232), (6644, 41120), (7040, 38807), (8224, 33220), (8305, 32896), (9664, 28270), (10280, 26576), (11308, 24160), (12080, 22616), (13288, 20560), (14135, 19328), (16448, 16610)]