256280904

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1336

約数の個数: 144

約数和(自身を含む): 796723200

約数和(自身を除く): 540442296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 23, 24, 33, 36, 44, 46, 66, 69, 72, 88, 92, 99, 121, 132, 138, 184, 198, 207, 242, 253, 264, 276, 363, 396, 414, 484, 506, 552, 726, 759, 792, 828, 968, 1012, 1089, 1279, 1452, 1518, 1656, 2024, 2178, 2277, 2558, 2783, 2904, 3036, 3837, 4356, 4554, 5116, 5566, 6072, 7674, 8349, 8712, 9108, 10232, 11132, 11511, 14069, 15348, 16698, 18216, 22264, 23022, 25047, 28138, 29417, 30696, 33396, 42207, 46044, 50094, 56276, 58834, 66792, 84414, 88251, 92088, 100188, 112552, 117668, 126621, 154759, 168828, 176502, 200376, 235336, 253242, 264753, 309518, 323587, 337656, 353004, 464277, 506484, 529506, 619036, 647174, 706008, 928554, 970761, 1012968, 1059012, 1238072, 1294348, 1392831, 1857108, 1941522, 2118024, 2588696, 2785662, 2912283, 3559457, 3714216, 3883044, 5571324, 5824566, 7118914, 7766088, 10678371, 11142648, 11649132, 14237828, 21356742, 23298264, 28475656, 32035113, 42713484, 64070226, 85426968, 128140452, 256280904]

約数ペア:

[(1, 256280904), (2, 128140452), (3, 85426968), (4, 64070226), (6, 42713484), (8, 32035113), (9, 28475656), (11, 23298264), (12, 21356742), (18, 14237828), (22, 11649132), (23, 11142648), (24, 10678371), (33, 7766088), (36, 7118914), (44, 5824566), (46, 5571324), (66, 3883044), (69, 3714216), (72, 3559457), (88, 2912283), (92, 2785662), (99, 2588696), (121, 2118024), (132, 1941522), (138, 1857108), (184, 1392831), (198, 1294348), (207, 1238072), (242, 1059012), (253, 1012968), (264, 970761), (276, 928554), (363, 706008), (396, 647174), (414, 619036), (484, 529506), (506, 506484), (552, 464277), (726, 353004), (759, 337656), (792, 323587), (828, 309518), (968, 264753), (1012, 253242), (1089, 235336), (1279, 200376), (1452, 176502), (1518, 168828), (1656, 154759), (2024, 126621), (2178, 117668), (2277, 112552), (2558, 100188), (2783, 92088), (2904, 88251), (3036, 84414), (3837, 66792), (4356, 58834), (4554, 56276), (5116, 50094), (5566, 46044), (6072, 42207), (7674, 33396), (8349, 30696), (8712, 29417), (9108, 28138), (10232, 25047), (11132, 23022), (11511, 22264), (14069, 18216), (15348, 16698)]