138265280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22741}}^1$

素因数の和:22777

約数の個数: 56

約数和(自身を含む): 346588080

約数和(自身を除く): 208322800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 22741, 45482, 90964, 113705, 181928, 227410, 363856, 432079, 454820, 727712, 864158, 909640, 1455424, 1728316, 1819280, 2160395, 3456632, 3638560, 4320790, 6913264, 7277120, 8641580, 13826528, 17283160, 27653056, 34566320, 69132640, 138265280]

約数ペア:

[(1, 138265280), (2, 69132640), (4, 34566320), (5, 27653056), (8, 17283160), (10, 13826528), (16, 8641580), (19, 7277120), (20, 6913264), (32, 4320790), (38, 3638560), (40, 3456632), (64, 2160395), (76, 1819280), (80, 1728316), (95, 1455424), (152, 909640), (160, 864158), (190, 727712), (304, 454820), (320, 432079), (380, 363856), (608, 227410), (760, 181928), (1216, 113705), (1520, 90964), (3040, 45482), (6080, 22741)]