81379080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{25117}}^1$

素因数の和:25140

約数の個数: 80

約数和(自身を含む): 273535020

約数和(自身を除く): 192155940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 25117, 50234, 75351, 100468, 125585, 150702, 200936, 226053, 251170, 301404, 376755, 452106, 502340, 602808, 678159, 753510, 904212, 1004680, 1130265, 1356318, 1507020, 1808424, 2034477, 2260530, 2712636, 3014040, 3390795, 4068954, 4521060, 5425272, 6781590, 8137908, 9042120, 10172385, 13563180, 16275816, 20344770, 27126360, 40689540, 81379080]

約数ペア:

[(1, 81379080), (2, 40689540), (3, 27126360), (4, 20344770), (5, 16275816), (6, 13563180), (8, 10172385), (9, 9042120), (10, 8137908), (12, 6781590), (15, 5425272), (18, 4521060), (20, 4068954), (24, 3390795), (27, 3014040), (30, 2712636), (36, 2260530), (40, 2034477), (45, 1808424), (54, 1507020), (60, 1356318), (72, 1130265), (81, 1004680), (90, 904212), (108, 753510), (120, 678159), (135, 602808), (162, 502340), (180, 452106), (216, 376755), (270, 301404), (324, 251170), (360, 226053), (405, 200936), (540, 150702), (648, 125585), (810, 100468), (1080, 75351), (1620, 50234), (3240, 25117)]