157219984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1117}}^1$

素因数の和:1607

約数の個数: 40

約数和(自身を含む): 321626240

約数和(自身を除く): 164406256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 463, 926, 1117, 1852, 2234, 3704, 4468, 7408, 8797, 8936, 17594, 17872, 21223, 35188, 42446, 70376, 84892, 140752, 169784, 339568, 517171, 1034342, 2068684, 4137368, 8274736, 9826249, 19652498, 39304996, 78609992, 157219984]

約数ペア:

[(1, 157219984), (2, 78609992), (4, 39304996), (8, 19652498), (16, 9826249), (19, 8274736), (38, 4137368), (76, 2068684), (152, 1034342), (304, 517171), (463, 339568), (926, 169784), (1117, 140752), (1852, 84892), (2234, 70376), (3704, 42446), (4468, 35188), (7408, 21223), (8797, 17872), (8936, 17594)]