180055120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6841}}^1$

素因数の和:6908

約数の個数: 80

約数和(自身を含む): 488683008

約数和(自身を除く): 308627888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6580, 6841, 13160, 13682, 26320, 27364, 34205, 47887, 54728, 68410, 95774, 109456, 136820, 191548, 239435, 273640, 321527, 383096, 478870, 547280, 643054, 766192, 957740, 1286108, 1607635, 1915480, 2250689, 2572216, 3215270, 3830960, 4501378, 5144432, 6430540, 9002756, 11253445, 12861080, 18005512, 22506890, 25722160, 36011024, 45013780, 90027560, 180055120]

約数ペア:

[(1, 180055120), (2, 90027560), (4, 45013780), (5, 36011024), (7, 25722160), (8, 22506890), (10, 18005512), (14, 12861080), (16, 11253445), (20, 9002756), (28, 6430540), (35, 5144432), (40, 4501378), (47, 3830960), (56, 3215270), (70, 2572216), (80, 2250689), (94, 1915480), (112, 1607635), (140, 1286108), (188, 957740), (235, 766192), (280, 643054), (329, 547280), (376, 478870), (470, 383096), (560, 321527), (658, 273640), (752, 239435), (940, 191548), (1316, 136820), (1645, 109456), (1880, 95774), (2632, 68410), (3290, 54728), (3760, 47887), (5264, 34205), (6580, 27364), (6841, 26320), (13160, 13682)]