271291248

素因数分解:

$2^4\times 3^3\times {\mathrm{491}}^1\times {\mathrm{1279}}^1$

素因数の和:1787

約数の個数: 80

約数和(自身を含む): 780902400

約数和(自身を除く): 509611152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 491, 982, 1279, 1473, 1964, 2558, 2946, 3837, 3928, 4419, 5116, 5892, 7674, 7856, 8838, 10232, 11511, 11784, 13257, 15348, 17676, 20464, 23022, 23568, 26514, 30696, 34533, 35352, 46044, 53028, 61392, 69066, 70704, 92088, 106056, 138132, 184176, 212112, 276264, 552528, 627989, 1255978, 1883967, 2511956, 3767934, 5023912, 5651901, 7535868, 10047824, 11303802, 15071736, 16955703, 22607604, 30143472, 33911406, 45215208, 67822812, 90430416, 135645624, 271291248]

約数ペア:

[(1, 271291248), (2, 135645624), (3, 90430416), (4, 67822812), (6, 45215208), (8, 33911406), (9, 30143472), (12, 22607604), (16, 16955703), (18, 15071736), (24, 11303802), (27, 10047824), (36, 7535868), (48, 5651901), (54, 5023912), (72, 3767934), (108, 2511956), (144, 1883967), (216, 1255978), (432, 627989), (491, 552528), (982, 276264), (1279, 212112), (1473, 184176), (1964, 138132), (2558, 106056), (2946, 92088), (3837, 70704), (3928, 69066), (4419, 61392), (5116, 53028), (5892, 46044), (7674, 35352), (7856, 34533), (8838, 30696), (10232, 26514), (11511, 23568), (11784, 23022), (13257, 20464), (15348, 17676)]