210565888

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 108

約数和(自身を含む): 472801728

約数和(自身を除く): 262235840

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 157, 169, 208, 248, 256, 314, 338, 403, 416, 496, 628, 676, 806, 832, 992, 1256, 1352, 1612, 1664, 1984, 2041, 2512, 2704, 3224, 3328, 3968, 4082, 4867, 5024, 5239, 5408, 6448, 7936, 8164, 9734, 10048, 10478, 10816, 12896, 16328, 19468, 20096, 20956, 21632, 25792, 26533, 32656, 38936, 40192, 41912, 43264, 51584, 53066, 63271, 65312, 77872, 83824, 103168, 106132, 126542, 130624, 155744, 167648, 212264, 253084, 261248, 311488, 335296, 424528, 506168, 522496, 622976, 670592, 822523, 849056, 1012336, 1245952, 1341184, 1645046, 1698112, 2024672, 3290092, 3396224, 4049344, 6580184, 6792448, 8098688, 13160368, 16197376, 26320736, 52641472, 105282944, 210565888]

約数ペア:

[(1, 210565888), (2, 105282944), (4, 52641472), (8, 26320736), (13, 16197376), (16, 13160368), (26, 8098688), (31, 6792448), (32, 6580184), (52, 4049344), (62, 3396224), (64, 3290092), (104, 2024672), (124, 1698112), (128, 1645046), (157, 1341184), (169, 1245952), (208, 1012336), (248, 849056), (256, 822523), (314, 670592), (338, 622976), (403, 522496), (416, 506168), (496, 424528), (628, 335296), (676, 311488), (806, 261248), (832, 253084), (992, 212264), (1256, 167648), (1352, 155744), (1612, 130624), (1664, 126542), (1984, 106132), (2041, 103168), (2512, 83824), (2704, 77872), (3224, 65312), (3328, 63271), (3968, 53066), (4082, 51584), (4867, 43264), (5024, 41912), (5239, 40192), (5408, 38936), (6448, 32656), (7936, 26533), (8164, 25792), (9734, 21632), (10048, 20956), (10478, 20096), (10816, 19468), (12896, 16328)]