81885168

素因数分解:

$2^4\times 3^5\times {\mathrm{21061}}^1$

素因数の和:21084

約数の個数: 60

約数和(自身を含む): 237663608

約数和(自身を除く): 155778440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 21061, 42122, 63183, 84244, 126366, 168488, 189549, 252732, 336976, 379098, 505464, 568647, 758196, 1010928, 1137294, 1516392, 1705941, 2274588, 3032784, 3411882, 4549176, 5117823, 6823764, 9098352, 10235646, 13647528, 20471292, 27295056, 40942584, 81885168]

約数ペア:

[(1, 81885168), (2, 40942584), (3, 27295056), (4, 20471292), (6, 13647528), (8, 10235646), (9, 9098352), (12, 6823764), (16, 5117823), (18, 4549176), (24, 3411882), (27, 3032784), (36, 2274588), (48, 1705941), (54, 1516392), (72, 1137294), (81, 1010928), (108, 758196), (144, 568647), (162, 505464), (216, 379098), (243, 336976), (324, 252732), (432, 189549), (486, 168488), (648, 126366), (972, 84244), (1296, 63183), (1944, 42122), (3888, 21061)]