71042940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131561}}^1$

素因数の和:131579

約数の個数: 48

約数和(自身を含む): 221024160

約数和(自身を除く): 149981220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 131561, 263122, 394683, 526244, 657805, 789366, 1184049, 1315610, 1578732, 1973415, 2368098, 2631220, 3552147, 3946830, 4736196, 5920245, 7104294, 7893660, 11840490, 14208588, 17760735, 23680980, 35521470, 71042940]

約数ペア:

[(1, 71042940), (2, 35521470), (3, 23680980), (4, 17760735), (5, 14208588), (6, 11840490), (9, 7893660), (10, 7104294), (12, 5920245), (15, 4736196), (18, 3946830), (20, 3552147), (27, 2631220), (30, 2368098), (36, 1973415), (45, 1578732), (54, 1315610), (60, 1184049), (90, 789366), (108, 657805), (135, 526244), (180, 394683), (270, 263122), (540, 131561)]