128658880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3023}}^1$

素因数の和:3066

約数の個数: 112

約数和(自身を含む): 368686080

約数和(自身を除く): 240027200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3023, 3040, 4256, 5320, 6046, 6080, 8512, 10640, 12092, 15115, 21161, 21280, 24184, 30230, 42322, 42560, 48368, 57437, 60460, 84644, 96736, 105805, 114874, 120920, 169288, 193472, 211610, 229748, 241840, 287185, 338576, 402059, 423220, 459496, 483680, 574370, 677152, 804118, 846440, 918992, 967360, 1148740, 1354304, 1608236, 1692880, 1837984, 2010295, 2297480, 3216472, 3385760, 3675968, 4020590, 4594960, 6432944, 6771520, 8041180, 9189920, 12865888, 16082360, 18379840, 25731776, 32164720, 64329440, 128658880]

約数ペア:

[(1, 128658880), (2, 64329440), (4, 32164720), (5, 25731776), (7, 18379840), (8, 16082360), (10, 12865888), (14, 9189920), (16, 8041180), (19, 6771520), (20, 6432944), (28, 4594960), (32, 4020590), (35, 3675968), (38, 3385760), (40, 3216472), (56, 2297480), (64, 2010295), (70, 1837984), (76, 1692880), (80, 1608236), (95, 1354304), (112, 1148740), (133, 967360), (140, 918992), (152, 846440), (160, 804118), (190, 677152), (224, 574370), (266, 483680), (280, 459496), (304, 423220), (320, 402059), (380, 338576), (448, 287185), (532, 241840), (560, 229748), (608, 211610), (665, 193472), (760, 169288), (1064, 120920), (1120, 114874), (1216, 105805), (1330, 96736), (1520, 84644), (2128, 60460), (2240, 57437), (2660, 48368), (3023, 42560), (3040, 42322), (4256, 30230), (5320, 24184), (6046, 21280), (6080, 21161), (8512, 15115), (10640, 12092)]