144480260

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{28109}}^1$

素因数の和:28375

約数の個数: 24

約数和(自身を含む): 304599960

約数和(自身を除く): 160119700

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 28109, 56218, 112436, 140545, 281090, 562180, 7224013, 14448026, 28896052, 36120065, 72240130, 144480260]

約数ペア:

[(1, 144480260), (2, 72240130), (4, 36120065), (5, 28896052), (10, 14448026), (20, 7224013), (257, 562180), (514, 281090), (1028, 140545), (1285, 112436), (2570, 56218), (5140, 28109)]