210809984

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 532586880

約数和(自身を除く): 321776896

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 73, 77, 88, 112, 128, 146, 154, 176, 224, 292, 293, 308, 352, 448, 511, 584, 586, 616, 704, 803, 896, 1022, 1168, 1172, 1232, 1408, 1606, 2044, 2051, 2336, 2344, 2464, 3212, 3223, 4088, 4102, 4672, 4688, 4928, 5621, 6424, 6446, 8176, 8204, 9344, 9376, 9856, 11242, 12848, 12892, 16352, 16408, 18752, 21389, 22484, 22561, 25696, 25784, 32704, 32816, 37504, 42778, 44968, 45122, 51392, 51568, 65408, 65632, 85556, 89936, 90244, 102784, 103136, 131264, 149723, 171112, 179872, 180488, 206272, 235279, 262528, 299446, 342224, 359744, 360976, 412544, 470558, 598892, 684448, 719488, 721952, 941116, 1197784, 1368896, 1443904, 1646953, 1882232, 2395568, 2737792, 2887808, 3293906, 3764464, 4791136, 6587812, 7528928, 9582272, 13175624, 15057856, 19164544, 26351248, 30115712, 52702496, 105404992, 210809984]

約数ペア:

[(1, 210809984), (2, 105404992), (4, 52702496), (7, 30115712), (8, 26351248), (11, 19164544), (14, 15057856), (16, 13175624), (22, 9582272), (28, 7528928), (32, 6587812), (44, 4791136), (56, 3764464), (64, 3293906), (73, 2887808), (77, 2737792), (88, 2395568), (112, 1882232), (128, 1646953), (146, 1443904), (154, 1368896), (176, 1197784), (224, 941116), (292, 721952), (293, 719488), (308, 684448), (352, 598892), (448, 470558), (511, 412544), (584, 360976), (586, 359744), (616, 342224), (704, 299446), (803, 262528), (896, 235279), (1022, 206272), (1168, 180488), (1172, 179872), (1232, 171112), (1408, 149723), (1606, 131264), (2044, 103136), (2051, 102784), (2336, 90244), (2344, 89936), (2464, 85556), (3212, 65632), (3223, 65408), (4088, 51568), (4102, 51392), (4672, 45122), (4688, 44968), (4928, 42778), (5621, 37504), (6424, 32816), (6446, 32704), (8176, 25784), (8204, 25696), (9344, 22561), (9376, 22484), (9856, 21389), (11242, 18752), (12848, 16408), (12892, 16352)]