279341072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 586629120

約数和(自身を除く): 307288048

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 127, 139, 172, 184, 254, 278, 344, 368, 508, 556, 688, 989, 1016, 1112, 1978, 2032, 2224, 2921, 3197, 3956, 5461, 5842, 5977, 6394, 7912, 10922, 11684, 11954, 12788, 15824, 17653, 21844, 23368, 23908, 25576, 35306, 43688, 46736, 47816, 51152, 70612, 87376, 95632, 125603, 137471, 141224, 251206, 274942, 282448, 406019, 502412, 549884, 759079, 812038, 1004824, 1099768, 1518158, 1624076, 2009648, 2199536, 3036316, 3248152, 6072632, 6496304, 12145264, 17458817, 34917634, 69835268, 139670536, 279341072]

約数ペア:

[(1, 279341072), (2, 139670536), (4, 69835268), (8, 34917634), (16, 17458817), (23, 12145264), (43, 6496304), (46, 6072632), (86, 3248152), (92, 3036316), (127, 2199536), (139, 2009648), (172, 1624076), (184, 1518158), (254, 1099768), (278, 1004824), (344, 812038), (368, 759079), (508, 549884), (556, 502412), (688, 406019), (989, 282448), (1016, 274942), (1112, 251206), (1978, 141224), (2032, 137471), (2224, 125603), (2921, 95632), (3197, 87376), (3956, 70612), (5461, 51152), (5842, 47816), (5977, 46736), (6394, 43688), (7912, 35306), (10922, 25576), (11684, 23908), (11954, 23368), (12788, 21844), (15824, 17653)]