128551464

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{25147}}^1$

素因数の和:25230

約数の個数: 48

約数和(自身を含む): 353077920

約数和(自身を除く): 224526456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 25147, 50294, 75441, 100588, 150882, 201176, 226323, 301764, 452646, 603528, 905292, 1785437, 1810584, 3570874, 5356311, 7141748, 10712622, 14283496, 16068933, 21425244, 32137866, 42850488, 64275732, 128551464]

約数ペア:

[(1, 128551464), (2, 64275732), (3, 42850488), (4, 32137866), (6, 21425244), (8, 16068933), (9, 14283496), (12, 10712622), (18, 7141748), (24, 5356311), (36, 3570874), (71, 1810584), (72, 1785437), (142, 905292), (213, 603528), (284, 452646), (426, 301764), (568, 226323), (639, 201176), (852, 150882), (1278, 100588), (1704, 75441), (2556, 50294), (5112, 25147)]