339590900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2221}}^1$

素因数の和:2385

約数の個数: 72

約数和(自身を含む): 810052320

約数和(自身を除く): 470461420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 275, 278, 550, 556, 695, 1100, 1390, 1529, 2221, 2780, 3058, 3475, 4442, 6116, 6950, 7645, 8884, 11105, 13900, 15290, 22210, 24431, 30580, 38225, 44420, 48862, 55525, 76450, 97724, 111050, 122155, 152900, 222100, 244310, 308719, 488620, 610775, 617438, 1221550, 1234876, 1543595, 2443100, 3087190, 3395909, 6174380, 6791818, 7717975, 13583636, 15435950, 16979545, 30871900, 33959090, 67918180, 84897725, 169795450, 339590900]

約数ペア:

[(1, 339590900), (2, 169795450), (4, 84897725), (5, 67918180), (10, 33959090), (11, 30871900), (20, 16979545), (22, 15435950), (25, 13583636), (44, 7717975), (50, 6791818), (55, 6174380), (100, 3395909), (110, 3087190), (139, 2443100), (220, 1543595), (275, 1234876), (278, 1221550), (550, 617438), (556, 610775), (695, 488620), (1100, 308719), (1390, 244310), (1529, 222100), (2221, 152900), (2780, 122155), (3058, 111050), (3475, 97724), (4442, 76450), (6116, 55525), (6950, 48862), (7645, 44420), (8884, 38225), (11105, 30580), (13900, 24431), (15290, 22210)]