1566000780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{40591}}^1$

素因数の和:41246

約数の個数: 48

約数和(自身を含む): 4391729664

約数和(自身を除く): 2825728884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1929, 2572, 3215, 3858, 6430, 7716, 9645, 12860, 19290, 38580, 40591, 81182, 121773, 162364, 202955, 243546, 405910, 487092, 608865, 811820, 1217730, 2435460, 26100013, 52200026, 78300039, 104400052, 130500065, 156600078, 261000130, 313200156, 391500195, 522000260, 783000390, 1566000780]

約数ペア:

[(1, 1566000780), (2, 783000390), (3, 522000260), (4, 391500195), (5, 313200156), (6, 261000130), (10, 156600078), (12, 130500065), (15, 104400052), (20, 78300039), (30, 52200026), (60, 26100013), (643, 2435460), (1286, 1217730), (1929, 811820), (2572, 608865), (3215, 487092), (3858, 405910), (6430, 243546), (7716, 202955), (9645, 162364), (12860, 121773), (19290, 81182), (38580, 40591)]