517980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 1481760

約数和(自身を除く): 963780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 97, 178, 194, 267, 291, 356, 388, 445, 485, 534, 582, 890, 970, 1068, 1164, 1335, 1455, 1780, 1940, 2670, 2910, 5340, 5820, 8633, 17266, 25899, 34532, 43165, 51798, 86330, 103596, 129495, 172660, 258990, 517980]

約数ペア:

[(1, 517980), (2, 258990), (3, 172660), (4, 129495), (5, 103596), (6, 86330), (10, 51798), (12, 43165), (15, 34532), (20, 25899), (30, 17266), (60, 8633), (89, 5820), (97, 5340), (178, 2910), (194, 2670), (267, 1940), (291, 1780), (356, 1455), (388, 1335), (445, 1164), (485, 1068), (534, 970), (582, 890)]