163265480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30689}}^1$

素因数の和:30726

約数の個数: 64

約数和(自身を含む): 441936000

約数和(自身を除く): 278670520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 30689, 61378, 122756, 153445, 214823, 245512, 306890, 429646, 583091, 613780, 859292, 1074115, 1166182, 1227560, 1718584, 2148230, 2332364, 2915455, 4081637, 4296460, 4664728, 5830910, 8163274, 8592920, 11661820, 16326548, 20408185, 23323640, 32653096, 40816370, 81632740, 163265480]

約数ペア:

[(1, 163265480), (2, 81632740), (4, 40816370), (5, 32653096), (7, 23323640), (8, 20408185), (10, 16326548), (14, 11661820), (19, 8592920), (20, 8163274), (28, 5830910), (35, 4664728), (38, 4296460), (40, 4081637), (56, 2915455), (70, 2332364), (76, 2148230), (95, 1718584), (133, 1227560), (140, 1166182), (152, 1074115), (190, 859292), (266, 613780), (280, 583091), (380, 429646), (532, 306890), (665, 245512), (760, 214823), (1064, 153445), (1330, 122756), (2660, 61378), (5320, 30689)]