164489920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73433}}^1$

素因数の和:73457

約数の個数: 56

約数和(自身を含む): 447653664

約数和(自身を除く): 283163744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 73433, 146866, 293732, 367165, 514031, 587464, 734330, 1028062, 1174928, 1468660, 2056124, 2349856, 2570155, 2937320, 4112248, 4699712, 5140310, 5874640, 8224496, 10280620, 11749280, 16448992, 20561240, 23498560, 32897984, 41122480, 82244960, 164489920]

約数ペア:

[(1, 164489920), (2, 82244960), (4, 41122480), (5, 32897984), (7, 23498560), (8, 20561240), (10, 16448992), (14, 11749280), (16, 10280620), (20, 8224496), (28, 5874640), (32, 5140310), (35, 4699712), (40, 4112248), (56, 2937320), (64, 2570155), (70, 2349856), (80, 2056124), (112, 1468660), (140, 1174928), (160, 1028062), (224, 734330), (280, 587464), (320, 514031), (448, 367165), (560, 293732), (1120, 146866), (2240, 73433)]