81188040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1093}}^1$

素因数の和:1726

約数の個数: 64

約数和(自身を含む): 244180800

約数和(自身を除く): 162992760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 619, 1093, 1238, 1857, 2186, 2476, 3095, 3279, 3714, 4372, 4952, 5465, 6190, 6558, 7428, 8744, 9285, 10930, 12380, 13116, 14856, 16395, 18570, 21860, 24760, 26232, 32790, 37140, 43720, 65580, 74280, 131160, 676567, 1353134, 2029701, 2706268, 3382835, 4059402, 5412536, 6765670, 8118804, 10148505, 13531340, 16237608, 20297010, 27062680, 40594020, 81188040]

約数ペア:

[(1, 81188040), (2, 40594020), (3, 27062680), (4, 20297010), (5, 16237608), (6, 13531340), (8, 10148505), (10, 8118804), (12, 6765670), (15, 5412536), (20, 4059402), (24, 3382835), (30, 2706268), (40, 2029701), (60, 1353134), (120, 676567), (619, 131160), (1093, 74280), (1238, 65580), (1857, 43720), (2186, 37140), (2476, 32790), (3095, 26232), (3279, 24760), (3714, 21860), (4372, 18570), (4952, 16395), (5465, 14856), (6190, 13116), (6558, 12380), (7428, 10930), (8744, 9285)]