291294180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3323}}^1$

素因数の和:3825

約数の個数: 72

約数和(自身を含む): 885673152

約数和(自身を除く): 594378972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1948, 2435, 2922, 3323, 4383, 4870, 5844, 6646, 7305, 8766, 9740, 9969, 13292, 14610, 16615, 17532, 19938, 21915, 29220, 29907, 33230, 39876, 43830, 49845, 59814, 66460, 87660, 99690, 119628, 149535, 199380, 299070, 598140, 1618301, 3236602, 4854903, 6473204, 8091505, 9709806, 14564709, 16183010, 19419612, 24274515, 29129418, 32366020, 48549030, 58258836, 72823545, 97098060, 145647090, 291294180]

約数ペア:

[(1, 291294180), (2, 145647090), (3, 97098060), (4, 72823545), (5, 58258836), (6, 48549030), (9, 32366020), (10, 29129418), (12, 24274515), (15, 19419612), (18, 16183010), (20, 14564709), (30, 9709806), (36, 8091505), (45, 6473204), (60, 4854903), (90, 3236602), (180, 1618301), (487, 598140), (974, 299070), (1461, 199380), (1948, 149535), (2435, 119628), (2922, 99690), (3323, 87660), (4383, 66460), (4870, 59814), (5844, 49845), (6646, 43830), (7305, 39876), (8766, 33230), (9740, 29907), (9969, 29220), (13292, 21915), (14610, 19938), (16615, 17532)]