80474460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121931}}^1$

素因数の和:121954

約数の個数: 48

約数和(自身を含む): 245814912

約数和(自身を除く): 165340452

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 121931, 243862, 365793, 487724, 609655, 731586, 1219310, 1341241, 1463172, 1828965, 2438620, 2682482, 3657930, 4023723, 5364964, 6706205, 7315860, 8047446, 13412410, 16094892, 20118615, 26824820, 40237230, 80474460]

約数ペア:

[(1, 80474460), (2, 40237230), (3, 26824820), (4, 20118615), (5, 16094892), (6, 13412410), (10, 8047446), (11, 7315860), (12, 6706205), (15, 5364964), (20, 4023723), (22, 3657930), (30, 2682482), (33, 2438620), (44, 1828965), (55, 1463172), (60, 1341241), (66, 1219310), (110, 731586), (132, 609655), (165, 487724), (220, 365793), (330, 243862), (660, 121931)]