247996672

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:604

約数の個数: 144

約数和(自身を含む): 645184512

約数和(自身を除く): 397187840

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 224, 253, 256, 308, 322, 352, 368, 448, 506, 547, 616, 644, 704, 736, 896, 1012, 1094, 1232, 1288, 1408, 1472, 1771, 1792, 2024, 2188, 2464, 2576, 2816, 2944, 3542, 3829, 4048, 4376, 4928, 5152, 5888, 6017, 7084, 7658, 8096, 8752, 9856, 10304, 12034, 12581, 14168, 15316, 16192, 17504, 19712, 20608, 24068, 25162, 28336, 30632, 32384, 35008, 41216, 42119, 48136, 50324, 56672, 61264, 64768, 70016, 84238, 88067, 96272, 100648, 113344, 122528, 138391, 140032, 168476, 176134, 192544, 201296, 226688, 245056, 276782, 336952, 352268, 385088, 402592, 453376, 490112, 553564, 673904, 704536, 770176, 805184, 968737, 980224, 1107128, 1347808, 1409072, 1540352, 1610368, 1937474, 2214256, 2695616, 2818144, 3220736, 3874948, 4428512, 5391232, 5636288, 7749896, 8857024, 10782464, 11272576, 15499792, 17714048, 22545152, 30999584, 35428096, 61999168, 123998336, 247996672]

約数ペア:

[(1, 247996672), (2, 123998336), (4, 61999168), (7, 35428096), (8, 30999584), (11, 22545152), (14, 17714048), (16, 15499792), (22, 11272576), (23, 10782464), (28, 8857024), (32, 7749896), (44, 5636288), (46, 5391232), (56, 4428512), (64, 3874948), (77, 3220736), (88, 2818144), (92, 2695616), (112, 2214256), (128, 1937474), (154, 1610368), (161, 1540352), (176, 1409072), (184, 1347808), (224, 1107128), (253, 980224), (256, 968737), (308, 805184), (322, 770176), (352, 704536), (368, 673904), (448, 553564), (506, 490112), (547, 453376), (616, 402592), (644, 385088), (704, 352268), (736, 336952), (896, 276782), (1012, 245056), (1094, 226688), (1232, 201296), (1288, 192544), (1408, 176134), (1472, 168476), (1771, 140032), (1792, 138391), (2024, 122528), (2188, 113344), (2464, 100648), (2576, 96272), (2816, 88067), (2944, 84238), (3542, 70016), (3829, 64768), (4048, 61264), (4376, 56672), (4928, 50324), (5152, 48136), (5888, 42119), (6017, 41216), (7084, 35008), (7658, 32384), (8096, 30632), (8752, 28336), (9856, 25162), (10304, 24068), (12034, 20608), (12581, 19712), (14168, 17504), (15316, 16192)]