155962720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22669}}^1$

素因数の和:22727

約数の個数: 48

約数和(自身を含む): 377047440

約数和(自身を除く): 221084720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 22669, 45338, 90676, 113345, 181352, 226690, 362704, 453380, 725408, 906760, 974767, 1813520, 1949534, 3627040, 3899068, 4873835, 7798136, 9747670, 15596272, 19495340, 31192544, 38990680, 77981360, 155962720]

約数ペア:

[(1, 155962720), (2, 77981360), (4, 38990680), (5, 31192544), (8, 19495340), (10, 15596272), (16, 9747670), (20, 7798136), (32, 4873835), (40, 3899068), (43, 3627040), (80, 1949534), (86, 1813520), (160, 974767), (172, 906760), (215, 725408), (344, 453380), (430, 362704), (688, 226690), (860, 181352), (1376, 113345), (1720, 90676), (3440, 45338), (6880, 22669)]