149023180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 320060160

約数和(自身を除く): 171036980

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 332, 415, 428, 535, 830, 839, 1070, 1660, 1678, 2140, 3356, 4195, 8390, 8881, 16780, 17762, 35524, 44405, 69637, 88810, 89773, 139274, 177620, 179546, 278548, 348185, 359092, 448865, 696370, 897730, 1392740, 1795460, 7451159, 14902318, 29804636, 37255795, 74511590, 149023180]

約数ペア:

[(1, 149023180), (2, 74511590), (4, 37255795), (5, 29804636), (10, 14902318), (20, 7451159), (83, 1795460), (107, 1392740), (166, 897730), (214, 696370), (332, 448865), (415, 359092), (428, 348185), (535, 278548), (830, 179546), (839, 177620), (1070, 139274), (1660, 89773), (1678, 88810), (2140, 69637), (3356, 44405), (4195, 35524), (8390, 17762), (8881, 16780)]