128959728

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{57163}}^1$

素因数の和:57221

約数の個数: 40

約数和(自身を含む): 340240128

約数和(自身を除く): 211280400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 57163, 114326, 171489, 228652, 342978, 457304, 685956, 914608, 1371912, 2686661, 2743824, 5373322, 8059983, 10746644, 16119966, 21493288, 32239932, 42986576, 64479864, 128959728]

約数ペア:

[(1, 128959728), (2, 64479864), (3, 42986576), (4, 32239932), (6, 21493288), (8, 16119966), (12, 10746644), (16, 8059983), (24, 5373322), (47, 2743824), (48, 2686661), (94, 1371912), (141, 914608), (188, 685956), (282, 457304), (376, 342978), (564, 228652), (752, 171489), (1128, 114326), (2256, 57163)]