1667141820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{215393}}^1$

素因数の和:215451

約数の個数: 72

約数和(自身を含む): 5174625456

約数和(自身を除く): 3507483636

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, 215393, 430786, 646179, 861572, 1076965, 1292358, 1938537, 2153930, 2584716, 3230895, 3877074, 4307860, 6461790, 7754148, 9261899, 9692685, 12923580, 18523798, 19385370, 27785697, 37047596, 38770740, 46309495, 55571394, 83357091, 92618990, 111142788, 138928485, 166714182, 185237980, 277856970, 333428364, 416785455, 555713940, 833570910, 1667141820]

約数ペア:

[(1, 1667141820), (2, 833570910), (3, 555713940), (4, 416785455), (5, 333428364), (6, 277856970), (9, 185237980), (10, 166714182), (12, 138928485), (15, 111142788), (18, 92618990), (20, 83357091), (30, 55571394), (36, 46309495), (43, 38770740), (45, 37047596), (60, 27785697), (86, 19385370), (90, 18523798), (129, 12923580), (172, 9692685), (180, 9261899), (215, 7754148), (258, 6461790), (387, 4307860), (430, 3877074), (516, 3230895), (645, 2584716), (774, 2153930), (860, 1938537), (1290, 1292358), (1548, 1076965), (1935, 861572), (2580, 646179), (3870, 430786), (7740, 215393)]