108679984

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 248555520

約数和(自身を除く): 139875536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 79, 112, 142, 158, 173, 284, 316, 346, 497, 553, 568, 632, 692, 994, 1106, 1136, 1211, 1264, 1384, 1988, 2212, 2422, 2768, 3976, 4424, 4844, 5609, 7952, 8848, 9688, 11218, 12283, 13667, 19376, 22436, 24566, 27334, 39263, 44872, 49132, 54668, 78526, 85981, 89744, 95669, 98264, 109336, 157052, 171962, 191338, 196528, 218672, 314104, 343924, 382676, 628208, 687848, 765352, 970357, 1375696, 1530704, 1940714, 3881428, 6792499, 7762856, 13584998, 15525712, 27169996, 54339992, 108679984]

約数ペア:

[(1, 108679984), (2, 54339992), (4, 27169996), (7, 15525712), (8, 13584998), (14, 7762856), (16, 6792499), (28, 3881428), (56, 1940714), (71, 1530704), (79, 1375696), (112, 970357), (142, 765352), (158, 687848), (173, 628208), (284, 382676), (316, 343924), (346, 314104), (497, 218672), (553, 196528), (568, 191338), (632, 171962), (692, 157052), (994, 109336), (1106, 98264), (1136, 95669), (1211, 89744), (1264, 85981), (1384, 78526), (1988, 54668), (2212, 49132), (2422, 44872), (2768, 39263), (3976, 27334), (4424, 24566), (4844, 22436), (5609, 19376), (7952, 13667), (8848, 12283), (9688, 11218)]