1215847546520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1069}}^1\times {\mathrm{281527}}^1$

素因数の和:282708

約数の個数: 64

約数和(自身を含む): 2765336932800

約数和(自身を除く): 1549489386280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1069, 2020, 2138, 4040, 4276, 5345, 8552, 10690, 21380, 42760, 107969, 215938, 281527, 431876, 539845, 563054, 863752, 1079690, 1126108, 1407635, 2159380, 2252216, 2815270, 4318760, 5630540, 11261080, 28434227, 56868454, 113736908, 142171135, 227473816, 284342270, 300952363, 568684540, 601904726, 1137369080, 1203809452, 1504761815, 2407618904, 3009523630, 6019047260, 12038094520, 30396188663, 60792377326, 121584754652, 151980943315, 243169509304, 303961886630, 607923773260, 1215847546520]

約数ペア:

[(1, 1215847546520), (2, 607923773260), (4, 303961886630), (5, 243169509304), (8, 151980943315), (10, 121584754652), (20, 60792377326), (40, 30396188663), (101, 12038094520), (202, 6019047260), (404, 3009523630), (505, 2407618904), (808, 1504761815), (1010, 1203809452), (1069, 1137369080), (2020, 601904726), (2138, 568684540), (4040, 300952363), (4276, 284342270), (5345, 227473816), (8552, 142171135), (10690, 113736908), (21380, 56868454), (42760, 28434227), (107969, 11261080), (215938, 5630540), (281527, 4318760), (431876, 2815270), (539845, 2252216), (563054, 2159380), (863752, 1407635), (1079690, 1126108)]