153945260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{22441}}^1$

素因数の和:22471

約数の個数: 48

約数和(自身を含む): 377025600

約数和(自身を除く): 223080340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 22441, 44882, 89764, 112205, 157087, 224410, 314174, 448820, 628348, 785435, 1099609, 1570870, 2199218, 3141740, 4398436, 5498045, 7697263, 10996090, 15394526, 21992180, 30789052, 38486315, 76972630, 153945260]

約数ペア:

[(1, 153945260), (2, 76972630), (4, 38486315), (5, 30789052), (7, 21992180), (10, 15394526), (14, 10996090), (20, 7697263), (28, 5498045), (35, 4398436), (49, 3141740), (70, 2199218), (98, 1570870), (140, 1099609), (196, 785435), (245, 628348), (343, 448820), (490, 314174), (686, 224410), (980, 157087), (1372, 112205), (1715, 89764), (3430, 44882), (6860, 22441)]