988747648

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:564

約数の個数: 128

約数和(自身を含む): 2347729920

約数和(自身を除く): 1358982272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 53, 56, 64, 94, 106, 112, 128, 188, 212, 224, 329, 371, 376, 424, 443, 448, 658, 742, 752, 848, 886, 896, 1316, 1484, 1504, 1696, 1772, 2491, 2632, 2968, 3008, 3101, 3392, 3544, 4982, 5264, 5936, 6016, 6202, 6784, 7088, 9964, 10528, 11872, 12404, 14176, 17437, 19928, 20821, 21056, 23479, 23744, 24808, 28352, 34874, 39856, 41642, 42112, 46958, 47488, 49616, 56704, 69748, 79712, 83284, 93916, 99232, 139496, 145747, 159424, 164353, 166568, 187832, 198464, 278992, 291494, 318848, 328706, 333136, 375664, 396928, 557984, 582988, 657412, 666272, 751328, 1103513, 1115968, 1165976, 1314824, 1332544, 1502656, 2207026, 2231936, 2331952, 2629648, 2665088, 3005312, 4414052, 4663904, 5259296, 7724591, 8828104, 9327808, 10518592, 15449182, 17656208, 18655616, 21037184, 30898364, 35312416, 61796728, 70624832, 123593456, 141249664, 247186912, 494373824, 988747648]

約数ペア:

[(1, 988747648), (2, 494373824), (4, 247186912), (7, 141249664), (8, 123593456), (14, 70624832), (16, 61796728), (28, 35312416), (32, 30898364), (47, 21037184), (53, 18655616), (56, 17656208), (64, 15449182), (94, 10518592), (106, 9327808), (112, 8828104), (128, 7724591), (188, 5259296), (212, 4663904), (224, 4414052), (329, 3005312), (371, 2665088), (376, 2629648), (424, 2331952), (443, 2231936), (448, 2207026), (658, 1502656), (742, 1332544), (752, 1314824), (848, 1165976), (886, 1115968), (896, 1103513), (1316, 751328), (1484, 666272), (1504, 657412), (1696, 582988), (1772, 557984), (2491, 396928), (2632, 375664), (2968, 333136), (3008, 328706), (3101, 318848), (3392, 291494), (3544, 278992), (4982, 198464), (5264, 187832), (5936, 166568), (6016, 164353), (6202, 159424), (6784, 145747), (7088, 139496), (9964, 99232), (10528, 93916), (11872, 83284), (12404, 79712), (14176, 69748), (17437, 56704), (19928, 49616), (20821, 47488), (21056, 46958), (23479, 42112), (23744, 41642), (24808, 39856), (28352, 34874)]