207870848

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 428155200

約数和(自身を除く): 220284352

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 109, 128, 188, 218, 317, 376, 436, 634, 752, 872, 1268, 1504, 1744, 2536, 3008, 3488, 5072, 5123, 6016, 6976, 10144, 10246, 13952, 14899, 20288, 20492, 29798, 34553, 40576, 40984, 59596, 69106, 81968, 119192, 138212, 163936, 238384, 276424, 327872, 476768, 552848, 655744, 953536, 1105696, 1623991, 1907072, 2211392, 3247982, 4422784, 6495964, 12991928, 25983856, 51967712, 103935424, 207870848]

約数ペア:

[(1, 207870848), (2, 103935424), (4, 51967712), (8, 25983856), (16, 12991928), (32, 6495964), (47, 4422784), (64, 3247982), (94, 2211392), (109, 1907072), (128, 1623991), (188, 1105696), (218, 953536), (317, 655744), (376, 552848), (436, 476768), (634, 327872), (752, 276424), (872, 238384), (1268, 163936), (1504, 138212), (1744, 119192), (2536, 81968), (3008, 69106), (3488, 59596), (5072, 40984), (5123, 40576), (6016, 34553), (6976, 29798), (10144, 20492), (10246, 20288), (13952, 14899)]