128987856

素因数分解:

$2^4\times 3^3\times {\mathrm{298583}}^1$

素因数の和:298600

約数の個数: 40

約数和(自身を含む): 370244160

約数和(自身を除く): 241256304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 298583, 597166, 895749, 1194332, 1791498, 2388664, 2687247, 3582996, 4777328, 5374494, 7165992, 8061741, 10748988, 14331984, 16123482, 21497976, 32246964, 42995952, 64493928, 128987856]

約数ペア:

[(1, 128987856), (2, 64493928), (3, 42995952), (4, 32246964), (6, 21497976), (8, 16123482), (9, 14331984), (12, 10748988), (16, 8061741), (18, 7165992), (24, 5374494), (27, 4777328), (36, 3582996), (48, 2687247), (54, 2388664), (72, 1791498), (108, 1194332), (144, 895749), (216, 597166), (432, 298583)]