217112856

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 552921600

約数和(自身を除く): 335808744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 307, 316, 373, 474, 614, 632, 746, 921, 948, 1119, 1228, 1492, 1842, 1896, 2238, 2456, 2984, 3684, 4476, 7368, 8952, 24253, 29467, 48506, 58934, 72759, 88401, 97012, 114511, 117868, 145518, 176802, 194024, 229022, 235736, 291036, 343533, 353604, 458044, 582072, 687066, 707208, 916088, 1374132, 2748264, 9046369, 18092738, 27139107, 36185476, 54278214, 72370952, 108556428, 217112856]

約数ペア:

[(1, 217112856), (2, 108556428), (3, 72370952), (4, 54278214), (6, 36185476), (8, 27139107), (12, 18092738), (24, 9046369), (79, 2748264), (158, 1374132), (237, 916088), (307, 707208), (316, 687066), (373, 582072), (474, 458044), (614, 353604), (632, 343533), (746, 291036), (921, 235736), (948, 229022), (1119, 194024), (1228, 176802), (1492, 145518), (1842, 117868), (1896, 114511), (2238, 97012), (2456, 88401), (2984, 72759), (3684, 58934), (4476, 48506), (7368, 29467), (8952, 24253)]