1680464019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 2592414720

約数和(自身を除く): 911950701

約数列:

[1, 3, 13, 23, 39, 59, 69, 113, 177, 281, 299, 339, 767, 843, 897, 1357, 1469, 2301, 2599, 3653, 4071, 4407, 6463, 6667, 7797, 10959, 16579, 17641, 19389, 20001, 31753, 33787, 49737, 52923, 84019, 86671, 95259, 101361, 153341, 215527, 252057, 260013, 381317, 412789, 460023, 646581, 730319, 1143951, 1238367, 1873427, 1993433, 2190957, 4957121, 5620281, 5980299, 9494147, 14871363, 24354551, 28482441, 43088821, 73063653, 129266463, 560154673, 1680464019]

約数ペア:

[(1, 1680464019), (3, 560154673), (13, 129266463), (23, 73063653), (39, 43088821), (59, 28482441), (69, 24354551), (113, 14871363), (177, 9494147), (281, 5980299), (299, 5620281), (339, 4957121), (767, 2190957), (843, 1993433), (897, 1873427), (1357, 1238367), (1469, 1143951), (2301, 730319), (2599, 646581), (3653, 460023), (4071, 412789), (4407, 381317), (6463, 260013), (6667, 252057), (7797, 215527), (10959, 153341), (16579, 101361), (17641, 95259), (19389, 86671), (20001, 84019), (31753, 52923), (33787, 49737)]