68828220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6481}}^1$

素因数の和:6555

約数の個数: 72

約数和(自身を含む): 212350320

約数和(自身を除く): 143522100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 6481, 10620, 12962, 19443, 25924, 32405, 38886, 58329, 64810, 77772, 97215, 116658, 129620, 194430, 233316, 291645, 382379, 388860, 583290, 764758, 1147137, 1166580, 1529516, 1911895, 2294274, 3441411, 3823790, 4588548, 5735685, 6882822, 7647580, 11471370, 13765644, 17207055, 22942740, 34414110, 68828220]

約数ペア:

[(1, 68828220), (2, 34414110), (3, 22942740), (4, 17207055), (5, 13765644), (6, 11471370), (9, 7647580), (10, 6882822), (12, 5735685), (15, 4588548), (18, 3823790), (20, 3441411), (30, 2294274), (36, 1911895), (45, 1529516), (59, 1166580), (60, 1147137), (90, 764758), (118, 583290), (177, 388860), (180, 382379), (236, 291645), (295, 233316), (354, 194430), (531, 129620), (590, 116658), (708, 97215), (885, 77772), (1062, 64810), (1180, 58329), (1770, 38886), (2124, 32405), (2655, 25924), (3540, 19443), (5310, 12962), (6481, 10620)]