30951040

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 74743560

約数和(自身を除く): 43792520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 353, 548, 640, 685, 706, 1096, 1370, 1412, 1765, 2192, 2740, 2824, 3530, 4384, 5480, 5648, 7060, 8768, 10960, 11296, 14120, 17536, 21920, 22592, 28240, 43840, 45184, 48361, 56480, 87680, 96722, 112960, 193444, 225920, 241805, 386888, 483610, 773776, 967220, 1547552, 1934440, 3095104, 3868880, 6190208, 7737760, 15475520, 30951040]

約数ペア:

[(1, 30951040), (2, 15475520), (4, 7737760), (5, 6190208), (8, 3868880), (10, 3095104), (16, 1934440), (20, 1547552), (32, 967220), (40, 773776), (64, 483610), (80, 386888), (128, 241805), (137, 225920), (160, 193444), (274, 112960), (320, 96722), (353, 87680), (548, 56480), (640, 48361), (685, 45184), (706, 43840), (1096, 28240), (1370, 22592), (1412, 21920), (1765, 17536), (2192, 14120), (2740, 11296), (2824, 10960), (3530, 8768), (4384, 7060), (5480, 5648)]