81864192

素因数分解:

$2^9\times 3^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 219985920

約数和(自身を除く): 138121728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 223, 239, 256, 384, 446, 478, 512, 669, 717, 768, 892, 956, 1338, 1434, 1536, 1784, 1912, 2676, 2868, 3568, 3824, 5352, 5736, 7136, 7648, 10704, 11472, 14272, 15296, 21408, 22944, 28544, 30592, 42816, 45888, 53297, 57088, 61184, 85632, 91776, 106594, 114176, 122368, 159891, 171264, 183552, 213188, 319782, 342528, 367104, 426376, 639564, 852752, 1279128, 1705504, 2558256, 3411008, 5116512, 6822016, 10233024, 13644032, 20466048, 27288064, 40932096, 81864192]

約数ペア:

[(1, 81864192), (2, 40932096), (3, 27288064), (4, 20466048), (6, 13644032), (8, 10233024), (12, 6822016), (16, 5116512), (24, 3411008), (32, 2558256), (48, 1705504), (64, 1279128), (96, 852752), (128, 639564), (192, 426376), (223, 367104), (239, 342528), (256, 319782), (384, 213188), (446, 183552), (478, 171264), (512, 159891), (669, 122368), (717, 114176), (768, 106594), (892, 91776), (956, 85632), (1338, 61184), (1434, 57088), (1536, 53297), (1784, 45888), (1912, 42816), (2676, 30592), (2868, 28544), (3568, 22944), (3824, 21408), (5352, 15296), (5736, 14272), (7136, 11472), (7648, 10704)]