178705860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{129497}}^1$

素因数の和:129532

約数の個数: 48

約数和(自身を含む): 522135936

約数和(自身を除く): 343430076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 129497, 258994, 388491, 517988, 647485, 776982, 1294970, 1553964, 1942455, 2589940, 2978431, 3884910, 5956862, 7769820, 8935293, 11913724, 14892155, 17870586, 29784310, 35741172, 44676465, 59568620, 89352930, 178705860]

約数ペア:

[(1, 178705860), (2, 89352930), (3, 59568620), (4, 44676465), (5, 35741172), (6, 29784310), (10, 17870586), (12, 14892155), (15, 11913724), (20, 8935293), (23, 7769820), (30, 5956862), (46, 3884910), (60, 2978431), (69, 2589940), (92, 1942455), (115, 1553964), (138, 1294970), (230, 776982), (276, 647485), (345, 517988), (460, 388491), (690, 258994), (1380, 129497)]