81769176

素因数分解:

$2^3\times 3^4\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 230388840

約数和(自身を除く): 148619664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 257, 324, 491, 514, 648, 771, 982, 1028, 1473, 1542, 1964, 2056, 2313, 2946, 3084, 3928, 4419, 4626, 5892, 6168, 6939, 8838, 9252, 11784, 13257, 13878, 17676, 18504, 20817, 26514, 27756, 35352, 39771, 41634, 53028, 55512, 79542, 83268, 106056, 126187, 159084, 166536, 252374, 318168, 378561, 504748, 757122, 1009496, 1135683, 1514244, 2271366, 3028488, 3407049, 4542732, 6814098, 9085464, 10221147, 13628196, 20442294, 27256392, 40884588, 81769176]

約数ペア:

[(1, 81769176), (2, 40884588), (3, 27256392), (4, 20442294), (6, 13628196), (8, 10221147), (9, 9085464), (12, 6814098), (18, 4542732), (24, 3407049), (27, 3028488), (36, 2271366), (54, 1514244), (72, 1135683), (81, 1009496), (108, 757122), (162, 504748), (216, 378561), (257, 318168), (324, 252374), (491, 166536), (514, 159084), (648, 126187), (771, 106056), (982, 83268), (1028, 79542), (1473, 55512), (1542, 53028), (1964, 41634), (2056, 39771), (2313, 35352), (2946, 27756), (3084, 26514), (3928, 20817), (4419, 18504), (4626, 17676), (5892, 13878), (6168, 13257), (6939, 11784), (8838, 9252)]