256856702970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{174732451}}^1$

素因数の和:174732475

約数の個数: 48

約数和(自身を含む): 717101983008

約数和(自身を除く): 460245280038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 174732451, 349464902, 524197353, 873662255, 1048394706, 1223127157, 1747324510, 2446254314, 2620986765, 3669381471, 5241973530, 6115635785, 7338762942, 8561890099, 12231271570, 17123780198, 18346907355, 25685670297, 36693814710, 42809450495, 51371340594, 85618900990, 128428351485, 256856702970]

約数ペア:

[(1, 256856702970), (2, 128428351485), (3, 85618900990), (5, 51371340594), (6, 42809450495), (7, 36693814710), (10, 25685670297), (14, 18346907355), (15, 17123780198), (21, 12231271570), (30, 8561890099), (35, 7338762942), (42, 6115635785), (49, 5241973530), (70, 3669381471), (98, 2620986765), (105, 2446254314), (147, 1747324510), (210, 1223127157), (245, 1048394706), (294, 873662255), (490, 524197353), (735, 349464902), (1470, 174732451)]