164688840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{457469}}^1$

素因数の和:457486

約数の個数: 48

約数和(自身を含む): 535239900

約数和(自身を除く): 370551060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 457469, 914938, 1372407, 1829876, 2287345, 2744814, 3659752, 4117221, 4574690, 5489628, 6862035, 8234442, 9149380, 10979256, 13724070, 16468884, 18298760, 20586105, 27448140, 32937768, 41172210, 54896280, 82344420, 164688840]

約数ペア:

[(1, 164688840), (2, 82344420), (3, 54896280), (4, 41172210), (5, 32937768), (6, 27448140), (8, 20586105), (9, 18298760), (10, 16468884), (12, 13724070), (15, 10979256), (18, 9149380), (20, 8234442), (24, 6862035), (30, 5489628), (36, 4574690), (40, 4117221), (45, 3659752), (60, 2744814), (72, 2287345), (90, 1829876), (120, 1372407), (180, 914938), (360, 457469)]