69808140

素因数分解:

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

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 212437680

約数和(自身を除く): 142629540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 547, 709, 1094, 1418, 1641, 2127, 2188, 2735, 2836, 3282, 3545, 4254, 4923, 5470, 6381, 6564, 7090, 8205, 8508, 9846, 10635, 10940, 12762, 14180, 16410, 19692, 21270, 24615, 25524, 31905, 32820, 42540, 49230, 63810, 98460, 127620, 387823, 775646, 1163469, 1551292, 1939115, 2326938, 3490407, 3878230, 4653876, 5817345, 6980814, 7756460, 11634690, 13961628, 17452035, 23269380, 34904070, 69808140]

約数ペア:

[(1, 69808140), (2, 34904070), (3, 23269380), (4, 17452035), (5, 13961628), (6, 11634690), (9, 7756460), (10, 6980814), (12, 5817345), (15, 4653876), (18, 3878230), (20, 3490407), (30, 2326938), (36, 1939115), (45, 1551292), (60, 1163469), (90, 775646), (180, 387823), (547, 127620), (709, 98460), (1094, 63810), (1418, 49230), (1641, 42540), (2127, 32820), (2188, 31905), (2735, 25524), (2836, 24615), (3282, 21270), (3545, 19692), (4254, 16410), (4923, 14180), (5470, 12762), (6381, 10940), (6564, 10635), (7090, 9846), (8205, 8508)]