288407580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{208991}}^1$

素因数の和:209026

約数の個数: 48

約数和(自身を含む): 842655744

約数和(自身を除く): 554248164

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, 208991, 417982, 626973, 835964, 1044955, 1253946, 2089910, 2507892, 3134865, 4179820, 4806793, 6269730, 9613586, 12539460, 14420379, 19227172, 24033965, 28840758, 48067930, 57681516, 72101895, 96135860, 144203790, 288407580]

約数ペア:

[(1, 288407580), (2, 144203790), (3, 96135860), (4, 72101895), (5, 57681516), (6, 48067930), (10, 28840758), (12, 24033965), (15, 19227172), (20, 14420379), (23, 12539460), (30, 9613586), (46, 6269730), (60, 4806793), (69, 4179820), (92, 3134865), (115, 2507892), (138, 2089910), (230, 1253946), (276, 1044955), (345, 835964), (460, 626973), (690, 417982), (1380, 208991)]