205177680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284969}}^1$

素因数の和:284988

約数の個数: 60

約数和(自身を含む): 689057460

約数和(自身を除く): 483879780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 284969, 569938, 854907, 1139876, 1424845, 1709814, 2279752, 2564721, 2849690, 3419628, 4274535, 4559504, 5129442, 5699380, 6839256, 8549070, 10258884, 11398760, 12823605, 13678512, 17098140, 20517768, 22797520, 25647210, 34196280, 41035536, 51294420, 68392560, 102588840, 205177680]

約数ペア:

[(1, 205177680), (2, 102588840), (3, 68392560), (4, 51294420), (5, 41035536), (6, 34196280), (8, 25647210), (9, 22797520), (10, 20517768), (12, 17098140), (15, 13678512), (16, 12823605), (18, 11398760), (20, 10258884), (24, 8549070), (30, 6839256), (36, 5699380), (40, 5129442), (45, 4559504), (48, 4274535), (60, 3419628), (72, 2849690), (80, 2564721), (90, 2279752), (120, 1709814), (144, 1424845), (180, 1139876), (240, 854907), (360, 569938), (720, 284969)]