211029040

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:838

約数の個数: 80

約数和(自身を含む): 507663936

約数和(自身を除く): 296634896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 71, 80, 106, 142, 212, 265, 284, 355, 424, 530, 568, 701, 710, 848, 1060, 1136, 1402, 1420, 2120, 2804, 2840, 3505, 3763, 4240, 5608, 5680, 7010, 7526, 11216, 14020, 15052, 18815, 28040, 30104, 37153, 37630, 49771, 56080, 60208, 74306, 75260, 99542, 148612, 150520, 185765, 199084, 248855, 297224, 301040, 371530, 398168, 497710, 594448, 743060, 796336, 995420, 1486120, 1990840, 2637863, 2972240, 3981680, 5275726, 10551452, 13189315, 21102904, 26378630, 42205808, 52757260, 105514520, 211029040]

約数ペア:

[(1, 211029040), (2, 105514520), (4, 52757260), (5, 42205808), (8, 26378630), (10, 21102904), (16, 13189315), (20, 10551452), (40, 5275726), (53, 3981680), (71, 2972240), (80, 2637863), (106, 1990840), (142, 1486120), (212, 995420), (265, 796336), (284, 743060), (355, 594448), (424, 497710), (530, 398168), (568, 371530), (701, 301040), (710, 297224), (848, 248855), (1060, 199084), (1136, 185765), (1402, 150520), (1420, 148612), (2120, 99542), (2804, 75260), (2840, 74306), (3505, 60208), (3763, 56080), (4240, 49771), (5608, 37630), (5680, 37153), (7010, 30104), (7526, 28040), (11216, 18815), (14020, 15052)]