242720320

素因数分解:

$2^6\times 5^1\times {\mathrm{758501}}^1$

素因数の和:758518

約数の個数: 28

約数和(自身を含む): 577978524

約数和(自身を除く): 335258204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 758501, 1517002, 3034004, 3792505, 6068008, 7585010, 12136016, 15170020, 24272032, 30340040, 48544064, 60680080, 121360160, 242720320]

約数ペア:

[(1, 242720320), (2, 121360160), (4, 60680080), (5, 48544064), (8, 30340040), (10, 24272032), (16, 15170020), (20, 12136016), (32, 7585010), (40, 6068008), (64, 3792505), (80, 3034004), (160, 1517002), (320, 758501)]