215256816

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:771

約数の個数: 120

約数和(自身を含む): 635721216

約数和(自身を除く): 420464400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 103, 138, 144, 184, 206, 207, 276, 309, 368, 412, 414, 552, 618, 631, 824, 828, 927, 1104, 1236, 1262, 1648, 1656, 1854, 1893, 2369, 2472, 2524, 3312, 3708, 3786, 4738, 4944, 5048, 5679, 7107, 7416, 7572, 9476, 10096, 11358, 14214, 14513, 14832, 15144, 18952, 21321, 22716, 28428, 29026, 30288, 37904, 42642, 43539, 45432, 56856, 58052, 64993, 85284, 87078, 90864, 113712, 116104, 129986, 130617, 170568, 174156, 194979, 232208, 259972, 261234, 341136, 348312, 389958, 519944, 522468, 584937, 696624, 779916, 1039888, 1044936, 1169874, 1494839, 1559832, 2089872, 2339748, 2989678, 3119664, 4484517, 4679496, 5979356, 8969034, 9358992, 11958712, 13453551, 17938068, 23917424, 26907102, 35876136, 53814204, 71752272, 107628408, 215256816]

約数ペア:

[(1, 215256816), (2, 107628408), (3, 71752272), (4, 53814204), (6, 35876136), (8, 26907102), (9, 23917424), (12, 17938068), (16, 13453551), (18, 11958712), (23, 9358992), (24, 8969034), (36, 5979356), (46, 4679496), (48, 4484517), (69, 3119664), (72, 2989678), (92, 2339748), (103, 2089872), (138, 1559832), (144, 1494839), (184, 1169874), (206, 1044936), (207, 1039888), (276, 779916), (309, 696624), (368, 584937), (412, 522468), (414, 519944), (552, 389958), (618, 348312), (631, 341136), (824, 261234), (828, 259972), (927, 232208), (1104, 194979), (1236, 174156), (1262, 170568), (1648, 130617), (1656, 129986), (1854, 116104), (1893, 113712), (2369, 90864), (2472, 87078), (2524, 85284), (3312, 64993), (3708, 58052), (3786, 56856), (4738, 45432), (4944, 43539), (5048, 42642), (5679, 37904), (7107, 30288), (7416, 29026), (7572, 28428), (9476, 22716), (10096, 21321), (11358, 18952), (14214, 15144), (14513, 14832)]