280487672

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{389}}^1\times {\mathrm{467}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 531133200

約数和(自身を除く): 250645528

約数列:

[1, 2, 4, 8, 193, 386, 389, 467, 772, 778, 934, 1544, 1556, 1868, 3112, 3736, 75077, 90131, 150154, 180262, 181663, 300308, 360524, 363326, 600616, 721048, 726652, 1453304, 35060959, 70121918, 140243836, 280487672]

約数ペア:

[(1, 280487672), (2, 140243836), (4, 70121918), (8, 35060959), (193, 1453304), (386, 726652), (389, 721048), (467, 600616), (772, 363326), (778, 360524), (934, 300308), (1544, 181663), (1556, 180262), (1868, 150154), (3112, 90131), (3736, 75077)]