638435328

素因数分解:

$2^{14}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 1761553920

約数和(自身を除く): 1123118592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 419, 496, 512, 744, 768, 838, 992, 1024, 1257, 1488, 1536, 1676, 1984, 2048, 2514, 2976, 3072, 3352, 3968, 4096, 5028, 5952, 6144, 6704, 7936, 8192, 10056, 11904, 12288, 12989, 13408, 15872, 16384, 20112, 23808, 24576, 25978, 26816, 31744, 38967, 40224, 47616, 49152, 51956, 53632, 63488, 77934, 80448, 95232, 103912, 107264, 126976, 155868, 160896, 190464, 207824, 214528, 253952, 311736, 321792, 380928, 415648, 429056, 507904, 623472, 643584, 761856, 831296, 858112, 1246944, 1287168, 1523712, 1662592, 1716224, 2493888, 2574336, 3325184, 3432448, 4987776, 5148672, 6650368, 6864896, 9975552, 10297344, 13300736, 19951104, 20594688, 26601472, 39902208, 53202944, 79804416, 106405888, 159608832, 212811776, 319217664, 638435328]

約数ペア:

[(1, 638435328), (2, 319217664), (3, 212811776), (4, 159608832), (6, 106405888), (8, 79804416), (12, 53202944), (16, 39902208), (24, 26601472), (31, 20594688), (32, 19951104), (48, 13300736), (62, 10297344), (64, 9975552), (93, 6864896), (96, 6650368), (124, 5148672), (128, 4987776), (186, 3432448), (192, 3325184), (248, 2574336), (256, 2493888), (372, 1716224), (384, 1662592), (419, 1523712), (496, 1287168), (512, 1246944), (744, 858112), (768, 831296), (838, 761856), (992, 643584), (1024, 623472), (1257, 507904), (1488, 429056), (1536, 415648), (1676, 380928), (1984, 321792), (2048, 311736), (2514, 253952), (2976, 214528), (3072, 207824), (3352, 190464), (3968, 160896), (4096, 155868), (5028, 126976), (5952, 107264), (6144, 103912), (6704, 95232), (7936, 80448), (8192, 77934), (10056, 63488), (11904, 53632), (12288, 51956), (12989, 49152), (13408, 47616), (15872, 40224), (16384, 38967), (20112, 31744), (23808, 26816), (24576, 25978)]