2257688340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{291691}}^1$

素因数の和:291749

約数の個数: 72

約数和(自身を含む): 7007608608

約数和(自身を除く): 4749920268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 291691, 583382, 875073, 1166764, 1458455, 1750146, 2625219, 2916910, 3500292, 4375365, 5250438, 5833820, 8750730, 10500876, 12542713, 13126095, 17501460, 25085426, 26252190, 37628139, 50170852, 52504380, 62713565, 75256278, 112884417, 125427130, 150512556, 188140695, 225768834, 250854260, 376281390, 451537668, 564422085, 752562780, 1128844170, 2257688340]

約数ペア:

[(1, 2257688340), (2, 1128844170), (3, 752562780), (4, 564422085), (5, 451537668), (6, 376281390), (9, 250854260), (10, 225768834), (12, 188140695), (15, 150512556), (18, 125427130), (20, 112884417), (30, 75256278), (36, 62713565), (43, 52504380), (45, 50170852), (60, 37628139), (86, 26252190), (90, 25085426), (129, 17501460), (172, 13126095), (180, 12542713), (215, 10500876), (258, 8750730), (387, 5833820), (430, 5250438), (516, 4375365), (645, 3500292), (774, 2916910), (860, 2625219), (1290, 1750146), (1548, 1458455), (1935, 1166764), (2580, 875073), (3870, 583382), (7740, 291691)]