388621620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{3947}}^1$

素因数の和:4509

約数の個数: 72

約数和(自身を含む): 1181273184

約数和(自身を除く): 792651564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 547, 1094, 1641, 2188, 2735, 3282, 3947, 4923, 5470, 6564, 7894, 8205, 9846, 10940, 11841, 15788, 16410, 19692, 19735, 23682, 24615, 32820, 35523, 39470, 47364, 49230, 59205, 71046, 78940, 98460, 118410, 142092, 177615, 236820, 355230, 710460, 2159009, 4318018, 6477027, 8636036, 10795045, 12954054, 19431081, 21590090, 25908108, 32385135, 38862162, 43180180, 64770270, 77724324, 97155405, 129540540, 194310810, 388621620]

約数ペア:

[(1, 388621620), (2, 194310810), (3, 129540540), (4, 97155405), (5, 77724324), (6, 64770270), (9, 43180180), (10, 38862162), (12, 32385135), (15, 25908108), (18, 21590090), (20, 19431081), (30, 12954054), (36, 10795045), (45, 8636036), (60, 6477027), (90, 4318018), (180, 2159009), (547, 710460), (1094, 355230), (1641, 236820), (2188, 177615), (2735, 142092), (3282, 118410), (3947, 98460), (4923, 78940), (5470, 71046), (6564, 59205), (7894, 49230), (8205, 47364), (9846, 39470), (10940, 35523), (11841, 32820), (15788, 24615), (16410, 23682), (19692, 19735)]