291224240

素因数分解:

$2^4\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{3259}}^1$

素因数の和:4389

約数の個数: 40

約数和(自身を含む): 677910480

約数和(自身を除く): 386686240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1117, 2234, 3259, 4468, 5585, 6518, 8936, 11170, 13036, 16295, 17872, 22340, 26072, 32590, 44680, 52144, 65180, 89360, 130360, 260720, 3640303, 7280606, 14561212, 18201515, 29122424, 36403030, 58244848, 72806060, 145612120, 291224240]

約数ペア:

[(1, 291224240), (2, 145612120), (4, 72806060), (5, 58244848), (8, 36403030), (10, 29122424), (16, 18201515), (20, 14561212), (40, 7280606), (80, 3640303), (1117, 260720), (2234, 130360), (3259, 89360), (4468, 65180), (5585, 52144), (6518, 44680), (8936, 32590), (11170, 26072), (13036, 22340), (16295, 17872)]