312335964

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 804515712

約数和(自身を除く): 492179748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 131, 206, 262, 309, 393, 412, 524, 618, 643, 786, 927, 1179, 1236, 1286, 1572, 1854, 1929, 2358, 2572, 3708, 3858, 4716, 5787, 7716, 11574, 13493, 23148, 26986, 40479, 53972, 66229, 80958, 84233, 121437, 132458, 161916, 168466, 198687, 242874, 252699, 264916, 336932, 397374, 485748, 505398, 596061, 758097, 794748, 1010796, 1192122, 1516194, 2384244, 3032388, 8675999, 17351998, 26027997, 34703996, 52055994, 78083991, 104111988, 156167982, 312335964]

約数ペア:

[(1, 312335964), (2, 156167982), (3, 104111988), (4, 78083991), (6, 52055994), (9, 34703996), (12, 26027997), (18, 17351998), (36, 8675999), (103, 3032388), (131, 2384244), (206, 1516194), (262, 1192122), (309, 1010796), (393, 794748), (412, 758097), (524, 596061), (618, 505398), (643, 485748), (786, 397374), (927, 336932), (1179, 264916), (1236, 252699), (1286, 242874), (1572, 198687), (1854, 168466), (1929, 161916), (2358, 132458), (2572, 121437), (3708, 84233), (3858, 80958), (4716, 66229), (5787, 53972), (7716, 40479), (11574, 26986), (13493, 23148)]