161963424

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:552

約数の個数: 216

約数和(自身を含む): 560196000

約数和(自身を除く): 398232576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 49, 56, 63, 69, 72, 84, 92, 96, 98, 112, 126, 138, 144, 147, 161, 168, 184, 196, 207, 224, 252, 276, 288, 294, 322, 336, 368, 392, 414, 441, 483, 499, 504, 552, 588, 644, 672, 736, 784, 828, 882, 966, 998, 1008, 1104, 1127, 1176, 1288, 1449, 1497, 1568, 1656, 1764, 1932, 1996, 2016, 2208, 2254, 2352, 2576, 2898, 2994, 3312, 3381, 3493, 3528, 3864, 3992, 4491, 4508, 4704, 5152, 5796, 5988, 6624, 6762, 6986, 7056, 7728, 7984, 8982, 9016, 10143, 10479, 11477, 11592, 11976, 13524, 13972, 14112, 15456, 15968, 17964, 18032, 20286, 20958, 22954, 23184, 23952, 24451, 27048, 27944, 31437, 34431, 35928, 36064, 40572, 41916, 45908, 46368, 47904, 48902, 54096, 55888, 62874, 68862, 71856, 73353, 80339, 81144, 83832, 91816, 97804, 103293, 108192, 111776, 125748, 137724, 143712, 146706, 160678, 162288, 167664, 183632, 195608, 206586, 220059, 241017, 251496, 275448, 293412, 321356, 324576, 335328, 367264, 391216, 413172, 440118, 482034, 502992, 550896, 562373, 586824, 642712, 723051, 782432, 826344, 880236, 964068, 1005984, 1101792, 1124746, 1173648, 1285424, 1446102, 1652688, 1687119, 1760472, 1928136, 2249492, 2347296, 2570848, 2892204, 3305376, 3374238, 3520944, 3856272, 4498984, 5061357, 5784408, 6748476, 7041888, 7712544, 8997968, 10122714, 11568816, 13496952, 17995936, 20245428, 23137632, 26993904, 40490856, 53987808, 80981712, 161963424]

約数ペア:

[(1, 161963424), (2, 80981712), (3, 53987808), (4, 40490856), (6, 26993904), (7, 23137632), (8, 20245428), (9, 17995936), (12, 13496952), (14, 11568816), (16, 10122714), (18, 8997968), (21, 7712544), (23, 7041888), (24, 6748476), (28, 5784408), (32, 5061357), (36, 4498984), (42, 3856272), (46, 3520944), (48, 3374238), (49, 3305376), (56, 2892204), (63, 2570848), (69, 2347296), (72, 2249492), (84, 1928136), (92, 1760472), (96, 1687119), (98, 1652688), (112, 1446102), (126, 1285424), (138, 1173648), (144, 1124746), (147, 1101792), (161, 1005984), (168, 964068), (184, 880236), (196, 826344), (207, 782432), (224, 723051), (252, 642712), (276, 586824), (288, 562373), (294, 550896), (322, 502992), (336, 482034), (368, 440118), (392, 413172), (414, 391216), (441, 367264), (483, 335328), (499, 324576), (504, 321356), (552, 293412), (588, 275448), (644, 251496), (672, 241017), (736, 220059), (784, 206586), (828, 195608), (882, 183632), (966, 167664), (998, 162288), (1008, 160678), (1104, 146706), (1127, 143712), (1176, 137724), (1288, 125748), (1449, 111776), (1497, 108192), (1568, 103293), (1656, 97804), (1764, 91816), (1932, 83832), (1996, 81144), (2016, 80339), (2208, 73353), (2254, 71856), (2352, 68862), (2576, 62874), (2898, 55888), (2994, 54096), (3312, 48902), (3381, 47904), (3493, 46368), (3528, 45908), (3864, 41916), (3992, 40572), (4491, 36064), (4508, 35928), (4704, 34431), (5152, 31437), (5796, 27944), (5988, 27048), (6624, 24451), (6762, 23952), (6986, 23184), (7056, 22954), (7728, 20958), (7984, 20286), (8982, 18032), (9016, 17964), (10143, 15968), (10479, 15456), (11477, 14112), (11592, 13972), (11976, 13524)]