30386240

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:639

約数の個数: 56

約数和(自身を含む): 72831960

約数和(自身を除く): 42445720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 353, 538, 706, 1076, 1345, 1412, 1765, 2152, 2690, 2824, 3530, 4304, 5380, 5648, 7060, 8608, 10760, 11296, 14120, 17216, 21520, 22592, 28240, 43040, 56480, 86080, 94957, 112960, 189914, 379828, 474785, 759656, 949570, 1519312, 1899140, 3038624, 3798280, 6077248, 7596560, 15193120, 30386240]

約数ペア:

[(1, 30386240), (2, 15193120), (4, 7596560), (5, 6077248), (8, 3798280), (10, 3038624), (16, 1899140), (20, 1519312), (32, 949570), (40, 759656), (64, 474785), (80, 379828), (160, 189914), (269, 112960), (320, 94957), (353, 86080), (538, 56480), (706, 43040), (1076, 28240), (1345, 22592), (1412, 21520), (1765, 17216), (2152, 14120), (2690, 11296), (2824, 10760), (3530, 8608), (4304, 7060), (5380, 5648)]