127989440

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5479}}^1$

素因数の和:5569

約数の個数: 56

約数和(自身を含む): 309006240

約数和(自身を除く): 181016800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 4672, 5479, 5840, 10958, 11680, 21916, 23360, 27395, 43832, 54790, 87664, 109580, 175328, 219160, 350656, 399967, 438320, 799934, 876640, 1599868, 1753280, 1999835, 3199736, 3999670, 6399472, 7999340, 12798944, 15998680, 25597888, 31997360, 63994720, 127989440]

約数ペア:

[(1, 127989440), (2, 63994720), (4, 31997360), (5, 25597888), (8, 15998680), (10, 12798944), (16, 7999340), (20, 6399472), (32, 3999670), (40, 3199736), (64, 1999835), (73, 1753280), (80, 1599868), (146, 876640), (160, 799934), (292, 438320), (320, 399967), (365, 350656), (584, 219160), (730, 175328), (1168, 109580), (1460, 87664), (2336, 54790), (2920, 43832), (4672, 27395), (5479, 23360), (5840, 21916), (10958, 11680)]