408269312

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1121

約数の個数: 80

約数和(自身を含む): 903317184

約数和(自身を除く): 495047872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 352, 512, 568, 704, 781, 1021, 1136, 1408, 1562, 2042, 2272, 2816, 3124, 4084, 4544, 5632, 6248, 8168, 9088, 11231, 12496, 16336, 18176, 22462, 24992, 32672, 36352, 44924, 49984, 65344, 72491, 89848, 99968, 130688, 144982, 179696, 199936, 261376, 289964, 359392, 399872, 522752, 579928, 718784, 797401, 1159856, 1437568, 1594802, 2319712, 2875136, 3189604, 4639424, 5750272, 6379208, 9278848, 12758416, 18557696, 25516832, 37115392, 51033664, 102067328, 204134656, 408269312]

約数ペア:

[(1, 408269312), (2, 204134656), (4, 102067328), (8, 51033664), (11, 37115392), (16, 25516832), (22, 18557696), (32, 12758416), (44, 9278848), (64, 6379208), (71, 5750272), (88, 4639424), (128, 3189604), (142, 2875136), (176, 2319712), (256, 1594802), (284, 1437568), (352, 1159856), (512, 797401), (568, 718784), (704, 579928), (781, 522752), (1021, 399872), (1136, 359392), (1408, 289964), (1562, 261376), (2042, 199936), (2272, 179696), (2816, 144982), (3124, 130688), (4084, 99968), (4544, 89848), (5632, 72491), (6248, 65344), (8168, 49984), (9088, 44924), (11231, 36352), (12496, 32672), (16336, 24992), (18176, 22462)]