208064790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{32561}}^1$

素因数の和:32645

約数の個数: 48

約数和(自身を含む): 548604576

約数和(自身を除く): 340539786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 32561, 65122, 97683, 162805, 195366, 293049, 325610, 488415, 586098, 976830, 1465245, 2311831, 2930490, 4623662, 6935493, 11559155, 13870986, 20806479, 23118310, 34677465, 41612958, 69354930, 104032395, 208064790]

約数ペア:

[(1, 208064790), (2, 104032395), (3, 69354930), (5, 41612958), (6, 34677465), (9, 23118310), (10, 20806479), (15, 13870986), (18, 11559155), (30, 6935493), (45, 4623662), (71, 2930490), (90, 2311831), (142, 1465245), (213, 976830), (355, 586098), (426, 488415), (639, 325610), (710, 293049), (1065, 195366), (1278, 162805), (2130, 97683), (3195, 65122), (6390, 32561)]