236656640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 390762880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 191, 220, 242, 256, 320, 352, 382, 440, 484, 512, 605, 640, 704, 764, 880, 955, 968, 1024, 1210, 1280, 1408, 1528, 1760, 1910, 1936, 2048, 2101, 2420, 2560, 2816, 3056, 3520, 3820, 3872, 4202, 4840, 5120, 5632, 6112, 7040, 7640, 7744, 8404, 9680, 10240, 10505, 11264, 12224, 14080, 15280, 15488, 16808, 19360, 21010, 22528, 23111, 24448, 28160, 30560, 30976, 33616, 38720, 42020, 46222, 48896, 56320, 61120, 61952, 67232, 77440, 84040, 92444, 97792, 112640, 115555, 122240, 123904, 134464, 154880, 168080, 184888, 195584, 231110, 244480, 247808, 268928, 309760, 336160, 369776, 391168, 462220, 488960, 537856, 619520, 672320, 739552, 924440, 977920, 1075712, 1239040, 1344640, 1479104, 1848880, 1955840, 2151424, 2689280, 2958208, 3697760, 4302848, 5378560, 5916416, 7395520, 10757120, 11832832, 14791040, 21514240, 23665664, 29582080, 47331328, 59164160, 118328320, 236656640]

約数ペア:

[(1, 236656640), (2, 118328320), (4, 59164160), (5, 47331328), (8, 29582080), (10, 23665664), (11, 21514240), (16, 14791040), (20, 11832832), (22, 10757120), (32, 7395520), (40, 5916416), (44, 5378560), (55, 4302848), (64, 3697760), (80, 2958208), (88, 2689280), (110, 2151424), (121, 1955840), (128, 1848880), (160, 1479104), (176, 1344640), (191, 1239040), (220, 1075712), (242, 977920), (256, 924440), (320, 739552), (352, 672320), (382, 619520), (440, 537856), (484, 488960), (512, 462220), (605, 391168), (640, 369776), (704, 336160), (764, 309760), (880, 268928), (955, 247808), (968, 244480), (1024, 231110), (1210, 195584), (1280, 184888), (1408, 168080), (1528, 154880), (1760, 134464), (1910, 123904), (1936, 122240), (2048, 115555), (2101, 112640), (2420, 97792), (2560, 92444), (2816, 84040), (3056, 77440), (3520, 67232), (3820, 61952), (3872, 61120), (4202, 56320), (4840, 48896), (5120, 46222), (5632, 42020), (6112, 38720), (7040, 33616), (7640, 30976), (7744, 30560), (8404, 28160), (9680, 24448), (10240, 23111), (10505, 22528), (11264, 21010), (12224, 19360), (14080, 16808), (15280, 15488)]