256690896

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:577

約数の個数: 160

約数和(自身を含む): 833280000

約数和(自身を除く): 576589104

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 199, 231, 264, 308, 336, 349, 398, 462, 528, 597, 616, 698, 796, 924, 1047, 1194, 1232, 1393, 1396, 1592, 1848, 2094, 2189, 2388, 2443, 2786, 2792, 3184, 3696, 3839, 4179, 4188, 4378, 4776, 4886, 5572, 5584, 6567, 7329, 7678, 8358, 8376, 8756, 9552, 9772, 11144, 11517, 13134, 14658, 15323, 15356, 16716, 16752, 17512, 19544, 22288, 23034, 26268, 26873, 29316, 30646, 30712, 33432, 35024, 39088, 45969, 46068, 52536, 53746, 58632, 61292, 61424, 66864, 69451, 80619, 91938, 92136, 105072, 107492, 117264, 122584, 138902, 161238, 183876, 184272, 208353, 214984, 245168, 277804, 322476, 367752, 416706, 429968, 486157, 555608, 644952, 735504, 763961, 833412, 972314, 1111216, 1289904, 1458471, 1527922, 1666824, 1944628, 2291883, 2916942, 3055844, 3333648, 3889256, 4583766, 5347727, 5833884, 6111688, 7778512, 9167532, 10695454, 11667768, 12223376, 16043181, 18335064, 21390908, 23335536, 32086362, 36670128, 42781816, 64172724, 85563632, 128345448, 256690896]

約数ペア:

[(1, 256690896), (2, 128345448), (3, 85563632), (4, 64172724), (6, 42781816), (7, 36670128), (8, 32086362), (11, 23335536), (12, 21390908), (14, 18335064), (16, 16043181), (21, 12223376), (22, 11667768), (24, 10695454), (28, 9167532), (33, 7778512), (42, 6111688), (44, 5833884), (48, 5347727), (56, 4583766), (66, 3889256), (77, 3333648), (84, 3055844), (88, 2916942), (112, 2291883), (132, 1944628), (154, 1666824), (168, 1527922), (176, 1458471), (199, 1289904), (231, 1111216), (264, 972314), (308, 833412), (336, 763961), (349, 735504), (398, 644952), (462, 555608), (528, 486157), (597, 429968), (616, 416706), (698, 367752), (796, 322476), (924, 277804), (1047, 245168), (1194, 214984), (1232, 208353), (1393, 184272), (1396, 183876), (1592, 161238), (1848, 138902), (2094, 122584), (2189, 117264), (2388, 107492), (2443, 105072), (2786, 92136), (2792, 91938), (3184, 80619), (3696, 69451), (3839, 66864), (4179, 61424), (4188, 61292), (4378, 58632), (4776, 53746), (4886, 52536), (5572, 46068), (5584, 45969), (6567, 39088), (7329, 35024), (7678, 33432), (8358, 30712), (8376, 30646), (8756, 29316), (9552, 26873), (9772, 26268), (11144, 23034), (11517, 22288), (13134, 19544), (14658, 17512), (15323, 16752), (15356, 16716)]