268681520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{115811}}^1$

素因数の和:115853

約数の個数: 40

約数和(自身を含む): 646230960

約数和(自身を除く): 377549440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 115811, 231622, 463244, 579055, 926488, 1158110, 1852976, 2316220, 3358519, 4632440, 6717038, 9264880, 13434076, 16792595, 26868152, 33585190, 53736304, 67170380, 134340760, 268681520]

約数ペア:

[(1, 268681520), (2, 134340760), (4, 67170380), (5, 53736304), (8, 33585190), (10, 26868152), (16, 16792595), (20, 13434076), (29, 9264880), (40, 6717038), (58, 4632440), (80, 3358519), (116, 2316220), (145, 1852976), (232, 1158110), (290, 926488), (464, 579055), (580, 463244), (1160, 231622), (2320, 115811)]