165739840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3264

約数の個数: 112

約数和(自身を含む): 470806272

約数和(自身を除く): 305066432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2576, 3217, 3220, 3680, 5152, 6434, 6440, 7360, 10304, 12868, 12880, 16085, 22519, 25736, 25760, 32170, 45038, 51472, 51520, 64340, 73991, 90076, 102944, 112595, 128680, 147982, 180152, 205888, 225190, 257360, 295964, 360304, 369955, 450380, 514720, 517937, 591928, 720608, 739910, 900760, 1029440, 1035874, 1183856, 1441216, 1479820, 1801520, 2071748, 2367712, 2589685, 2959640, 3603040, 4143496, 4735424, 5179370, 5919280, 7206080, 8286992, 10358740, 11838560, 16573984, 20717480, 23677120, 33147968, 41434960, 82869920, 165739840]

約数ペア:

[(1, 165739840), (2, 82869920), (4, 41434960), (5, 33147968), (7, 23677120), (8, 20717480), (10, 16573984), (14, 11838560), (16, 10358740), (20, 8286992), (23, 7206080), (28, 5919280), (32, 5179370), (35, 4735424), (40, 4143496), (46, 3603040), (56, 2959640), (64, 2589685), (70, 2367712), (80, 2071748), (92, 1801520), (112, 1479820), (115, 1441216), (140, 1183856), (160, 1035874), (161, 1029440), (184, 900760), (224, 739910), (230, 720608), (280, 591928), (320, 517937), (322, 514720), (368, 450380), (448, 369955), (460, 360304), (560, 295964), (644, 257360), (736, 225190), (805, 205888), (920, 180152), (1120, 147982), (1288, 128680), (1472, 112595), (1610, 102944), (1840, 90076), (2240, 73991), (2576, 64340), (3217, 51520), (3220, 51472), (3680, 45038), (5152, 32170), (6434, 25760), (6440, 25736), (7360, 22519), (10304, 16085), (12868, 12880)]