153309640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{348431}}^1$

素因数の和:348453

約数の個数: 32

約数和(自身を含む): 376306560

約数和(自身を除く): 222996920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 348431, 696862, 1393724, 1742155, 2787448, 3484310, 3832741, 6968620, 7665482, 13937240, 15330964, 19163705, 30661928, 38327410, 76654820, 153309640]

約数ペア:

[(1, 153309640), (2, 76654820), (4, 38327410), (5, 30661928), (8, 19163705), (10, 15330964), (11, 13937240), (20, 7665482), (22, 6968620), (40, 3832741), (44, 3484310), (55, 2787448), (88, 1742155), (110, 1393724), (220, 696862), (440, 348431)]