990545232

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:449

約数の個数: 160

約数和(自身を含む): 2792964096

約数和(自身を除く): 1802418864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 46, 48, 62, 69, 92, 93, 103, 124, 138, 184, 186, 206, 248, 276, 281, 309, 368, 372, 412, 496, 552, 562, 618, 713, 744, 824, 843, 1104, 1124, 1236, 1426, 1488, 1648, 1686, 2139, 2248, 2369, 2472, 2852, 3193, 3372, 4278, 4496, 4738, 4944, 5704, 6386, 6463, 6744, 7107, 8556, 8711, 9476, 9579, 11408, 12772, 12926, 13488, 14214, 17112, 17422, 18952, 19158, 19389, 25544, 25852, 26133, 28428, 28943, 34224, 34844, 37904, 38316, 38778, 51088, 51704, 52266, 56856, 57886, 69688, 73439, 76632, 77556, 86829, 103408, 104532, 113712, 115772, 139376, 146878, 153264, 155112, 173658, 200353, 209064, 220317, 231544, 293756, 310224, 347316, 400706, 418128, 440634, 463088, 587512, 601059, 665689, 694632, 801412, 881268, 897233, 1175024, 1202118, 1331378, 1389264, 1602824, 1762536, 1794466, 1997067, 2404236, 2662756, 2691699, 3205648, 3525072, 3588932, 3994134, 4808472, 5325512, 5383398, 7177864, 7988268, 9616944, 10651024, 10766796, 14355728, 15976536, 20636359, 21533592, 31953072, 41272718, 43067184, 61909077, 82545436, 123818154, 165090872, 247636308, 330181744, 495272616, 990545232]

約数ペア:

[(1, 990545232), (2, 495272616), (3, 330181744), (4, 247636308), (6, 165090872), (8, 123818154), (12, 82545436), (16, 61909077), (23, 43067184), (24, 41272718), (31, 31953072), (46, 21533592), (48, 20636359), (62, 15976536), (69, 14355728), (92, 10766796), (93, 10651024), (103, 9616944), (124, 7988268), (138, 7177864), (184, 5383398), (186, 5325512), (206, 4808472), (248, 3994134), (276, 3588932), (281, 3525072), (309, 3205648), (368, 2691699), (372, 2662756), (412, 2404236), (496, 1997067), (552, 1794466), (562, 1762536), (618, 1602824), (713, 1389264), (744, 1331378), (824, 1202118), (843, 1175024), (1104, 897233), (1124, 881268), (1236, 801412), (1426, 694632), (1488, 665689), (1648, 601059), (1686, 587512), (2139, 463088), (2248, 440634), (2369, 418128), (2472, 400706), (2852, 347316), (3193, 310224), (3372, 293756), (4278, 231544), (4496, 220317), (4738, 209064), (4944, 200353), (5704, 173658), (6386, 155112), (6463, 153264), (6744, 146878), (7107, 139376), (8556, 115772), (8711, 113712), (9476, 104532), (9579, 103408), (11408, 86829), (12772, 77556), (12926, 76632), (13488, 73439), (14214, 69688), (17112, 57886), (17422, 56856), (18952, 52266), (19158, 51704), (19389, 51088), (25544, 38778), (25852, 38316), (26133, 37904), (28428, 34844), (28943, 34224)]