79278640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7451}}^1$

素因数の和:7490

約数の個数: 80

約数和(自身を含む): 221771520

約数和(自身を除く): 142492880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7451, 10640, 14902, 29804, 37255, 52157, 59608, 74510, 104314, 119216, 141569, 149020, 208628, 260785, 283138, 298040, 417256, 521570, 566276, 596080, 707845, 834512, 990983, 1043140, 1132552, 1415690, 1981966, 2086280, 2265104, 2831380, 3963932, 4172560, 4954915, 5662760, 7927864, 9909830, 11325520, 15855728, 19819660, 39639320, 79278640]

約数ペア:

[(1, 79278640), (2, 39639320), (4, 19819660), (5, 15855728), (7, 11325520), (8, 9909830), (10, 7927864), (14, 5662760), (16, 4954915), (19, 4172560), (20, 3963932), (28, 2831380), (35, 2265104), (38, 2086280), (40, 1981966), (56, 1415690), (70, 1132552), (76, 1043140), (80, 990983), (95, 834512), (112, 707845), (133, 596080), (140, 566276), (152, 521570), (190, 417256), (266, 298040), (280, 283138), (304, 260785), (380, 208628), (532, 149020), (560, 141569), (665, 119216), (760, 104314), (1064, 74510), (1330, 59608), (1520, 52157), (2128, 37255), (2660, 29804), (5320, 14902), (7451, 10640)]