346793940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{642211}}^1$

素因数の和:642229

約数の個数: 48

約数和(自身を含む): 1078916160

約数和(自身を除く): 732122220

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, 642211, 1284422, 1926633, 2568844, 3211055, 3853266, 5779899, 6422110, 7706532, 9633165, 11559798, 12844220, 17339697, 19266330, 23119596, 28899495, 34679394, 38532660, 57798990, 69358788, 86698485, 115597980, 173396970, 346793940]

約数ペア:

[(1, 346793940), (2, 173396970), (3, 115597980), (4, 86698485), (5, 69358788), (6, 57798990), (9, 38532660), (10, 34679394), (12, 28899495), (15, 23119596), (18, 19266330), (20, 17339697), (27, 12844220), (30, 11559798), (36, 9633165), (45, 7706532), (54, 6422110), (60, 5779899), (90, 3853266), (108, 3211055), (135, 2568844), (180, 1926633), (270, 1284422), (540, 642211)]