263113380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{487247}}^1$

素因数の和:487265

約数の個数: 48

約数和(自身を含む): 818576640

約数和(自身を除く): 555463260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 487247, 974494, 1461741, 1948988, 2436235, 2923482, 4385223, 4872470, 5846964, 7308705, 8770446, 9744940, 13155669, 14617410, 17540892, 21926115, 26311338, 29234820, 43852230, 52622676, 65778345, 87704460, 131556690, 263113380]

約数ペア:

[(1, 263113380), (2, 131556690), (3, 87704460), (4, 65778345), (5, 52622676), (6, 43852230), (9, 29234820), (10, 26311338), (12, 21926115), (15, 17540892), (18, 14617410), (20, 13155669), (27, 9744940), (30, 8770446), (36, 7308705), (45, 5846964), (54, 4872470), (60, 4385223), (90, 2923482), (108, 2436235), (135, 1948988), (180, 1461741), (270, 974494), (540, 487247)]