131506920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{365297}}^1$

素因数の和:365314

約数の個数: 48

約数和(自身を含む): 427398660

約数和(自身を除く): 295891740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 365297, 730594, 1095891, 1461188, 1826485, 2191782, 2922376, 3287673, 3652970, 4383564, 5479455, 6575346, 7305940, 8767128, 10958910, 13150692, 14611880, 16438365, 21917820, 26301384, 32876730, 43835640, 65753460, 131506920]

約数ペア:

[(1, 131506920), (2, 65753460), (3, 43835640), (4, 32876730), (5, 26301384), (6, 21917820), (8, 16438365), (9, 14611880), (10, 13150692), (12, 10958910), (15, 8767128), (18, 7305940), (20, 6575346), (24, 5479455), (30, 4383564), (36, 3652970), (40, 3287673), (45, 2922376), (60, 2191782), (72, 1826485), (90, 1461188), (120, 1095891), (180, 730594), (360, 365297)]