228720855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{5479}}^1$

素因数の和:5532

約数の個数: 48

約数和(自身を含む): 419811840

約数和(自身を除く): 191090985

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 253, 345, 363, 605, 759, 1265, 1815, 2783, 3795, 5479, 8349, 13915, 16437, 27395, 41745, 60269, 82185, 126017, 180807, 301345, 378051, 630085, 662959, 904035, 1386187, 1890255, 1988877, 3314795, 4158561, 6930935, 9944385, 15248057, 20792805, 45744171, 76240285, 228720855]

約数ペア:

[(1, 228720855), (3, 76240285), (5, 45744171), (11, 20792805), (15, 15248057), (23, 9944385), (33, 6930935), (55, 4158561), (69, 3314795), (115, 1988877), (121, 1890255), (165, 1386187), (253, 904035), (345, 662959), (363, 630085), (605, 378051), (759, 301345), (1265, 180807), (1815, 126017), (2783, 82185), (3795, 60269), (5479, 41745), (8349, 27395), (13915, 16437)]