1816152720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{14867}}^1$

素因数の和:15392

約数の個数: 80

約数和(自身を含む): 5641513920

約数和(自身を除く): 3825361200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 1018, 1527, 2036, 2545, 3054, 4072, 5090, 6108, 7635, 8144, 10180, 12216, 14867, 15270, 20360, 24432, 29734, 30540, 40720, 44601, 59468, 61080, 74335, 89202, 118936, 122160, 148670, 178404, 223005, 237872, 297340, 356808, 446010, 594680, 713616, 892020, 1189360, 1784040, 3568080, 7567303, 15134606, 22701909, 30269212, 37836515, 45403818, 60538424, 75673030, 90807636, 113509545, 121076848, 151346060, 181615272, 227019090, 302692120, 363230544, 454038180, 605384240, 908076360, 1816152720]

約数ペア:

[(1, 1816152720), (2, 908076360), (3, 605384240), (4, 454038180), (5, 363230544), (6, 302692120), (8, 227019090), (10, 181615272), (12, 151346060), (15, 121076848), (16, 113509545), (20, 90807636), (24, 75673030), (30, 60538424), (40, 45403818), (48, 37836515), (60, 30269212), (80, 22701909), (120, 15134606), (240, 7567303), (509, 3568080), (1018, 1784040), (1527, 1189360), (2036, 892020), (2545, 713616), (3054, 594680), (4072, 446010), (5090, 356808), (6108, 297340), (7635, 237872), (8144, 223005), (10180, 178404), (12216, 148670), (14867, 122160), (15270, 118936), (20360, 89202), (24432, 74335), (29734, 61080), (30540, 59468), (40720, 44601)]