81280752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{241907}}^1$

素因数の和:241925

約数の個数: 40

約数和(自身を含む): 239972736

約数和(自身を除く): 158691984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 241907, 483814, 725721, 967628, 1451442, 1693349, 1935256, 2902884, 3386698, 3870512, 5080047, 5805768, 6773396, 10160094, 11611536, 13546792, 20320188, 27093584, 40640376, 81280752]

約数ペア:

[(1, 81280752), (2, 40640376), (3, 27093584), (4, 20320188), (6, 13546792), (7, 11611536), (8, 10160094), (12, 6773396), (14, 5805768), (16, 5080047), (21, 3870512), (24, 3386698), (28, 2902884), (42, 1935256), (48, 1693349), (56, 1451442), (84, 967628), (112, 725721), (168, 483814), (336, 241907)]