256450536

素因数分解:

$2^3\times 3^6\times {\mathrm{43973}}^1$

素因数の和:43997

約数の個数: 56

約数和(自身を含む): 720953730

約数和(自身を除く): 464503194

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 5832, 43973, 87946, 131919, 175892, 263838, 351784, 395757, 527676, 791514, 1055352, 1187271, 1583028, 2374542, 3166056, 3561813, 4749084, 7123626, 9498168, 10685439, 14247252, 21370878, 28494504, 32056317, 42741756, 64112634, 85483512, 128225268, 256450536]

約数ペア:

[(1, 256450536), (2, 128225268), (3, 85483512), (4, 64112634), (6, 42741756), (8, 32056317), (9, 28494504), (12, 21370878), (18, 14247252), (24, 10685439), (27, 9498168), (36, 7123626), (54, 4749084), (72, 3561813), (81, 3166056), (108, 2374542), (162, 1583028), (216, 1187271), (243, 1055352), (324, 791514), (486, 527676), (648, 395757), (729, 351784), (972, 263838), (1458, 175892), (1944, 131919), (2916, 87946), (5832, 43973)]