66866160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278609}}^1$

素因数の和:278625

約数の個数: 40

約数和(自身を含む): 207285840

約数和(自身を除く): 140419680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278609, 557218, 835827, 1114436, 1393045, 1671654, 2228872, 2786090, 3343308, 4179135, 4457744, 5572180, 6686616, 8358270, 11144360, 13373232, 16716540, 22288720, 33433080, 66866160]

約数ペア:

[(1, 66866160), (2, 33433080), (3, 22288720), (4, 16716540), (5, 13373232), (6, 11144360), (8, 8358270), (10, 6686616), (12, 5572180), (15, 4457744), (16, 4179135), (20, 3343308), (24, 2786090), (30, 2228872), (40, 1671654), (48, 1393045), (60, 1114436), (80, 835827), (120, 557218), (240, 278609)]