639539712

素因数分解:

$2^9\times 3^4\times 7^1\times {\mathrm{2203}}^1$

素因数の和:2240

約数の個数: 200

約数和(自身を含む): 2182541856

約数和(自身を除く): 1543002144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 512, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1536, 1728, 1792, 2016, 2203, 2268, 2304, 2592, 2688, 3024, 3456, 3584, 4032, 4406, 4536, 4608, 5184, 5376, 6048, 6609, 6912, 8064, 8812, 9072, 10368, 10752, 12096, 13218, 13824, 15421, 16128, 17624, 18144, 19827, 20736, 24192, 26436, 30842, 32256, 35248, 36288, 39654, 41472, 46263, 48384, 52872, 59481, 61684, 70496, 72576, 79308, 92526, 96768, 105744, 118962, 123368, 138789, 140992, 145152, 158616, 178443, 185052, 211488, 237924, 246736, 277578, 281984, 290304, 317232, 356886, 370104, 416367, 422976, 475848, 493472, 555156, 563968, 634464, 713772, 740208, 832734, 845952, 951696, 986944, 1110312, 1127936, 1249101, 1268928, 1427544, 1480416, 1665468, 1691904, 1903392, 1973888, 2220624, 2498202, 2537856, 2855088, 2960832, 3330936, 3383808, 3806784, 3947776, 4441248, 4996404, 5075712, 5710176, 5921664, 6661872, 7613568, 7895552, 8882496, 9992808, 10151424, 11420352, 11843328, 13323744, 15227136, 17764992, 19985616, 22840704, 23686656, 26647488, 30454272, 35529984, 39971232, 45681408, 53294976, 71059968, 79942464, 91362816, 106589952, 159884928, 213179904, 319769856, 639539712]

約数ペア:

[(1, 639539712), (2, 319769856), (3, 213179904), (4, 159884928), (6, 106589952), (7, 91362816), (8, 79942464), (9, 71059968), (12, 53294976), (14, 45681408), (16, 39971232), (18, 35529984), (21, 30454272), (24, 26647488), (27, 23686656), (28, 22840704), (32, 19985616), (36, 17764992), (42, 15227136), (48, 13323744), (54, 11843328), (56, 11420352), (63, 10151424), (64, 9992808), (72, 8882496), (81, 7895552), (84, 7613568), (96, 6661872), (108, 5921664), (112, 5710176), (126, 5075712), (128, 4996404), (144, 4441248), (162, 3947776), (168, 3806784), (189, 3383808), (192, 3330936), (216, 2960832), (224, 2855088), (252, 2537856), (256, 2498202), (288, 2220624), (324, 1973888), (336, 1903392), (378, 1691904), (384, 1665468), (432, 1480416), (448, 1427544), (504, 1268928), (512, 1249101), (567, 1127936), (576, 1110312), (648, 986944), (672, 951696), (756, 845952), (768, 832734), (864, 740208), (896, 713772), (1008, 634464), (1134, 563968), (1152, 555156), (1296, 493472), (1344, 475848), (1512, 422976), (1536, 416367), (1728, 370104), (1792, 356886), (2016, 317232), (2203, 290304), (2268, 281984), (2304, 277578), (2592, 246736), (2688, 237924), (3024, 211488), (3456, 185052), (3584, 178443), (4032, 158616), (4406, 145152), (4536, 140992), (4608, 138789), (5184, 123368), (5376, 118962), (6048, 105744), (6609, 96768), (6912, 92526), (8064, 79308), (8812, 72576), (9072, 70496), (10368, 61684), (10752, 59481), (12096, 52872), (13218, 48384), (13824, 46263), (15421, 41472), (16128, 39654), (17624, 36288), (18144, 35248), (19827, 32256), (20736, 30842), (24192, 26436)]