155979040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139267}}^1$

素因数の和:139289

約数の個数: 48

約数和(自身を含む): 421146432

約数和(自身を除く): 265167392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 139267, 278534, 557068, 696335, 974869, 1114136, 1392670, 1949738, 2228272, 2785340, 3899476, 4456544, 4874345, 5570680, 7798952, 9748690, 11141360, 15597904, 19497380, 22282720, 31195808, 38994760, 77989520, 155979040]

約数ペア:

[(1, 155979040), (2, 77989520), (4, 38994760), (5, 31195808), (7, 22282720), (8, 19497380), (10, 15597904), (14, 11141360), (16, 9748690), (20, 7798952), (28, 5570680), (32, 4874345), (35, 4456544), (40, 3899476), (56, 2785340), (70, 2228272), (80, 1949738), (112, 1392670), (140, 1114136), (160, 974869), (224, 696335), (280, 557068), (560, 278534), (1120, 139267)]