144928280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73943}}^1$

素因数の和:73968

約数の個数: 48

約数和(自身を含む): 379332720

約数和(自身を除く): 234404440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 73943, 147886, 295772, 369715, 517601, 591544, 739430, 1035202, 1478860, 2070404, 2588005, 2957720, 3623207, 4140808, 5176010, 7246414, 10352020, 14492828, 18116035, 20704040, 28985656, 36232070, 72464140, 144928280]

約数ペア:

[(1, 144928280), (2, 72464140), (4, 36232070), (5, 28985656), (7, 20704040), (8, 18116035), (10, 14492828), (14, 10352020), (20, 7246414), (28, 5176010), (35, 4140808), (40, 3623207), (49, 2957720), (56, 2588005), (70, 2070404), (98, 1478860), (140, 1035202), (196, 739430), (245, 591544), (280, 517601), (392, 369715), (490, 295772), (980, 147886), (1960, 73943)]