66689460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123499}}^1$

素因数の和:123517

約数の個数: 48

約数和(自身を含む): 207480000

約数和(自身を除く): 140790540

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, 123499, 246998, 370497, 493996, 617495, 740994, 1111491, 1234990, 1481988, 1852485, 2222982, 2469980, 3334473, 3704970, 4445964, 5557455, 6668946, 7409940, 11114910, 13337892, 16672365, 22229820, 33344730, 66689460]

約数ペア:

[(1, 66689460), (2, 33344730), (3, 22229820), (4, 16672365), (5, 13337892), (6, 11114910), (9, 7409940), (10, 6668946), (12, 5557455), (15, 4445964), (18, 3704970), (20, 3334473), (27, 2469980), (30, 2222982), (36, 1852485), (45, 1481988), (54, 1234990), (60, 1111491), (90, 740994), (108, 617495), (135, 493996), (180, 370497), (270, 246998), (540, 123499)]