85872060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1279}}^1$

素因数の和:1667

約数の個数: 72

約数和(自身を含む): 261381120

約数和(自身を除く): 175509060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1279, 1492, 1865, 2238, 2558, 3357, 3730, 3837, 4476, 5116, 5595, 6395, 6714, 7460, 7674, 11190, 11511, 12790, 13428, 15348, 16785, 19185, 22380, 23022, 25580, 33570, 38370, 46044, 57555, 67140, 76740, 115110, 230220, 477067, 954134, 1431201, 1908268, 2385335, 2862402, 4293603, 4770670, 5724804, 7156005, 8587206, 9541340, 14312010, 17174412, 21468015, 28624020, 42936030, 85872060]

約数ペア:

[(1, 85872060), (2, 42936030), (3, 28624020), (4, 21468015), (5, 17174412), (6, 14312010), (9, 9541340), (10, 8587206), (12, 7156005), (15, 5724804), (18, 4770670), (20, 4293603), (30, 2862402), (36, 2385335), (45, 1908268), (60, 1431201), (90, 954134), (180, 477067), (373, 230220), (746, 115110), (1119, 76740), (1279, 67140), (1492, 57555), (1865, 46044), (2238, 38370), (2558, 33570), (3357, 25580), (3730, 23022), (3837, 22380), (4476, 19185), (5116, 16785), (5595, 15348), (6395, 13428), (6714, 12790), (7460, 11511), (7674, 11190)]