161822460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72893}}^1$

素因数の和:72942

約数の個数: 48

約数和(自身を含む): 465355296

約数和(自身を除く): 303532836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 72893, 145786, 218679, 291572, 364465, 437358, 728930, 874716, 1093395, 1457860, 2186790, 2697041, 4373580, 5394082, 8091123, 10788164, 13485205, 16182246, 26970410, 32364492, 40455615, 53940820, 80911230, 161822460]

約数ペア:

[(1, 161822460), (2, 80911230), (3, 53940820), (4, 40455615), (5, 32364492), (6, 26970410), (10, 16182246), (12, 13485205), (15, 10788164), (20, 8091123), (30, 5394082), (37, 4373580), (60, 2697041), (74, 2186790), (111, 1457860), (148, 1093395), (185, 874716), (222, 728930), (370, 437358), (444, 364465), (555, 291572), (740, 218679), (1110, 145786), (2220, 72893)]