68646780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381371}}^1$

素因数の和:381386

約数の個数: 36

約数和(自身を含む): 208229112

約数和(自身を除く): 139582332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381371, 762742, 1144113, 1525484, 1906855, 2288226, 3432339, 3813710, 4576452, 5720565, 6864678, 7627420, 11441130, 13729356, 17161695, 22882260, 34323390, 68646780]

約数ペア:

[(1, 68646780), (2, 34323390), (3, 22882260), (4, 17161695), (5, 13729356), (6, 11441130), (9, 7627420), (10, 6864678), (12, 5720565), (15, 4576452), (18, 3813710), (20, 3432339), (30, 2288226), (36, 1906855), (45, 1525484), (60, 1144113), (90, 762742), (180, 381371)]