209424420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{709}}^1$

素因数の和:1274

約数の個数: 96

約数和(自身を含む): 653654400

約数和(自身を除く): 444229980

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, 547, 709, 1094, 1418, 1641, 2127, 2188, 2735, 2836, 3282, 3545, 4254, 4923, 5470, 6381, 6564, 7090, 8205, 8508, 9846, 10635, 10940, 12762, 14180, 14769, 16410, 19143, 19692, 21270, 24615, 25524, 29538, 31905, 32820, 38286, 42540, 49230, 59076, 63810, 73845, 76572, 95715, 98460, 127620, 147690, 191430, 295380, 382860, 387823, 775646, 1163469, 1551292, 1939115, 2326938, 3490407, 3878230, 4653876, 5817345, 6980814, 7756460, 10471221, 11634690, 13961628, 17452035, 20942442, 23269380, 34904070, 41884884, 52356105, 69808140, 104712210, 209424420]

約数ペア:

[(1, 209424420), (2, 104712210), (3, 69808140), (4, 52356105), (5, 41884884), (6, 34904070), (9, 23269380), (10, 20942442), (12, 17452035), (15, 13961628), (18, 11634690), (20, 10471221), (27, 7756460), (30, 6980814), (36, 5817345), (45, 4653876), (54, 3878230), (60, 3490407), (90, 2326938), (108, 1939115), (135, 1551292), (180, 1163469), (270, 775646), (540, 387823), (547, 382860), (709, 295380), (1094, 191430), (1418, 147690), (1641, 127620), (2127, 98460), (2188, 95715), (2735, 76572), (2836, 73845), (3282, 63810), (3545, 59076), (4254, 49230), (4923, 42540), (5470, 38286), (6381, 32820), (6564, 31905), (7090, 29538), (8205, 25524), (8508, 24615), (9846, 21270), (10635, 19692), (10940, 19143), (12762, 16410), (14180, 14769)]