81413712

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7963}}^1$

素因数の和:8048

約数の個数: 60

約数和(自身を含む): 231083424

約数和(自身を除く): 149669712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 7963, 10224, 15926, 23889, 31852, 47778, 63704, 71667, 95556, 127408, 143334, 191112, 286668, 382224, 565373, 573336, 1130746, 1146672, 1696119, 2261492, 3392238, 4522984, 5088357, 6784476, 9045968, 10176714, 13568952, 20353428, 27137904, 40706856, 81413712]

約数ペア:

[(1, 81413712), (2, 40706856), (3, 27137904), (4, 20353428), (6, 13568952), (8, 10176714), (9, 9045968), (12, 6784476), (16, 5088357), (18, 4522984), (24, 3392238), (36, 2261492), (48, 1696119), (71, 1146672), (72, 1130746), (142, 573336), (144, 565373), (213, 382224), (284, 286668), (426, 191112), (568, 143334), (639, 127408), (852, 95556), (1136, 71667), (1278, 63704), (1704, 47778), (2556, 31852), (3408, 23889), (5112, 15926), (7963, 10224)]