69841940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 175176960

約数和(自身を除く): 105335020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 97, 139, 140, 148, 185, 194, 259, 278, 370, 388, 485, 518, 556, 679, 695, 740, 970, 973, 1036, 1295, 1358, 1390, 1940, 1946, 2590, 2716, 2780, 3395, 3589, 3892, 4865, 5143, 5180, 6790, 7178, 9730, 10286, 13483, 13580, 14356, 17945, 19460, 20572, 25123, 25715, 26966, 35890, 36001, 50246, 51430, 53932, 67415, 71780, 72002, 94381, 100492, 102860, 125615, 134830, 144004, 180005, 188762, 251230, 269660, 360010, 377524, 471905, 498871, 502460, 720020, 943810, 997742, 1887620, 1995484, 2494355, 3492097, 4988710, 6984194, 9977420, 13968388, 17460485, 34920970, 69841940]

約数ペア:

[(1, 69841940), (2, 34920970), (4, 17460485), (5, 13968388), (7, 9977420), (10, 6984194), (14, 4988710), (20, 3492097), (28, 2494355), (35, 1995484), (37, 1887620), (70, 997742), (74, 943810), (97, 720020), (139, 502460), (140, 498871), (148, 471905), (185, 377524), (194, 360010), (259, 269660), (278, 251230), (370, 188762), (388, 180005), (485, 144004), (518, 134830), (556, 125615), (679, 102860), (695, 100492), (740, 94381), (970, 72002), (973, 71780), (1036, 67415), (1295, 53932), (1358, 51430), (1390, 50246), (1940, 36001), (1946, 35890), (2590, 26966), (2716, 25715), (2780, 25123), (3395, 20572), (3589, 19460), (3892, 17945), (4865, 14356), (5143, 13580), (5180, 13483), (6790, 10286), (7178, 9730)]