156983161240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10223}}^1\times {\mathrm{5407}}^1$

素因数の和:15712

約数の個数: 64

約数和(自身を含む): 358288220160

約数和(自身を除く): 201305058920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5407, 10223, 10814, 20446, 21628, 27035, 40892, 43256, 51115, 54070, 81784, 102230, 108140, 204460, 216280, 383897, 408920, 725833, 767794, 1451666, 1535588, 1919485, 2903332, 3071176, 3629165, 3838970, 5806664, 7258330, 7677940, 14516660, 15355880, 29033320, 55275761, 110551522, 221103044, 276378805, 442206088, 552757610, 1105515220, 2211030440, 3924579031, 7849158062, 15698316124, 19622895155, 31396632248, 39245790310, 78491580620, 156983161240]

約数ペア:

[(1, 156983161240), (2, 78491580620), (4, 39245790310), (5, 31396632248), (8, 19622895155), (10, 15698316124), (20, 7849158062), (40, 3924579031), (71, 2211030440), (142, 1105515220), (284, 552757610), (355, 442206088), (568, 276378805), (710, 221103044), (1420, 110551522), (2840, 55275761), (5407, 29033320), (10223, 15355880), (10814, 14516660), (20446, 7677940), (21628, 7258330), (27035, 5806664), (40892, 3838970), (43256, 3629165), (51115, 3071176), (54070, 2903332), (81784, 1919485), (102230, 1535588), (108140, 1451666), (204460, 767794), (216280, 725833), (383897, 408920)]