30260560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 77620032

約数和(自身を除く): 47359472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 251, 274, 440, 502, 548, 685, 880, 1004, 1096, 1255, 1370, 1507, 2008, 2192, 2510, 2740, 2761, 3014, 4016, 5020, 5480, 5522, 6028, 7535, 10040, 10960, 11044, 12056, 13805, 15070, 20080, 22088, 24112, 27610, 30140, 34387, 44176, 55220, 60280, 68774, 110440, 120560, 137548, 171935, 220880, 275096, 343870, 378257, 550192, 687740, 756514, 1375480, 1513028, 1891285, 2750960, 3026056, 3782570, 6052112, 7565140, 15130280, 30260560]

約数ペア:

[(1, 30260560), (2, 15130280), (4, 7565140), (5, 6052112), (8, 3782570), (10, 3026056), (11, 2750960), (16, 1891285), (20, 1513028), (22, 1375480), (40, 756514), (44, 687740), (55, 550192), (80, 378257), (88, 343870), (110, 275096), (137, 220880), (176, 171935), (220, 137548), (251, 120560), (274, 110440), (440, 68774), (502, 60280), (548, 55220), (685, 44176), (880, 34387), (1004, 30140), (1096, 27610), (1255, 24112), (1370, 22088), (1507, 20080), (2008, 15070), (2192, 13805), (2510, 12056), (2740, 11044), (2761, 10960), (3014, 10040), (4016, 7535), (5020, 6028), (5480, 5522)]