261201408

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 160

約数和(自身を含む): 762617856

約数和(自身を除く): 501416448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 103, 104, 127, 128, 156, 192, 206, 208, 254, 256, 309, 312, 381, 384, 412, 416, 508, 512, 618, 624, 762, 768, 824, 832, 1016, 1236, 1248, 1339, 1524, 1536, 1648, 1651, 1664, 2032, 2472, 2496, 2678, 3048, 3296, 3302, 3328, 4017, 4064, 4944, 4953, 4992, 5356, 6096, 6592, 6604, 6656, 8034, 8128, 9888, 9906, 9984, 10712, 12192, 13081, 13184, 13208, 16068, 16256, 19776, 19812, 19968, 21424, 24384, 26162, 26368, 26416, 32136, 32512, 39243, 39552, 39624, 42848, 48768, 52324, 52736, 52832, 64272, 65024, 78486, 79104, 79248, 85696, 97536, 104648, 105664, 128544, 156972, 158208, 158496, 170053, 171392, 195072, 209296, 211328, 257088, 313944, 316992, 340106, 342784, 418592, 422656, 510159, 514176, 627888, 633984, 680212, 685568, 837184, 845312, 1020318, 1028352, 1255776, 1267968, 1360424, 1674368, 2040636, 2056704, 2511552, 2535936, 2720848, 3348736, 4081272, 5023104, 5441696, 6697472, 8162544, 10046208, 10883392, 16325088, 20092416, 21766784, 32650176, 43533568, 65300352, 87067136, 130600704, 261201408]

約数ペア:

[(1, 261201408), (2, 130600704), (3, 87067136), (4, 65300352), (6, 43533568), (8, 32650176), (12, 21766784), (13, 20092416), (16, 16325088), (24, 10883392), (26, 10046208), (32, 8162544), (39, 6697472), (48, 5441696), (52, 5023104), (64, 4081272), (78, 3348736), (96, 2720848), (103, 2535936), (104, 2511552), (127, 2056704), (128, 2040636), (156, 1674368), (192, 1360424), (206, 1267968), (208, 1255776), (254, 1028352), (256, 1020318), (309, 845312), (312, 837184), (381, 685568), (384, 680212), (412, 633984), (416, 627888), (508, 514176), (512, 510159), (618, 422656), (624, 418592), (762, 342784), (768, 340106), (824, 316992), (832, 313944), (1016, 257088), (1236, 211328), (1248, 209296), (1339, 195072), (1524, 171392), (1536, 170053), (1648, 158496), (1651, 158208), (1664, 156972), (2032, 128544), (2472, 105664), (2496, 104648), (2678, 97536), (3048, 85696), (3296, 79248), (3302, 79104), (3328, 78486), (4017, 65024), (4064, 64272), (4944, 52832), (4953, 52736), (4992, 52324), (5356, 48768), (6096, 42848), (6592, 39624), (6604, 39552), (6656, 39243), (8034, 32512), (8128, 32136), (9888, 26416), (9906, 26368), (9984, 26162), (10712, 24384), (12192, 21424), (13081, 19968), (13184, 19812), (13208, 19776), (16068, 16256)]