267939280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{859}}^1$

素因数の和:1436

約数の個数: 80

約数和(自身を含む): 714061440

約数和(自身を除く): 446122160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 557, 560, 859, 1114, 1718, 2228, 2785, 3436, 3899, 4295, 4456, 5570, 6013, 6872, 7798, 8590, 8912, 11140, 12026, 13744, 15596, 17180, 19495, 22280, 24052, 30065, 31192, 34360, 38990, 44560, 48104, 60130, 62384, 68720, 77980, 96208, 120260, 155960, 240520, 311920, 478463, 481040, 956926, 1913852, 2392315, 3349241, 3827704, 4784630, 6698482, 7655408, 9569260, 13396964, 16746205, 19138520, 26793928, 33492410, 38277040, 53587856, 66984820, 133969640, 267939280]

約数ペア:

[(1, 267939280), (2, 133969640), (4, 66984820), (5, 53587856), (7, 38277040), (8, 33492410), (10, 26793928), (14, 19138520), (16, 16746205), (20, 13396964), (28, 9569260), (35, 7655408), (40, 6698482), (56, 4784630), (70, 3827704), (80, 3349241), (112, 2392315), (140, 1913852), (280, 956926), (557, 481040), (560, 478463), (859, 311920), (1114, 240520), (1718, 155960), (2228, 120260), (2785, 96208), (3436, 77980), (3899, 68720), (4295, 62384), (4456, 60130), (5570, 48104), (6013, 44560), (6872, 38990), (7798, 34360), (8590, 31192), (8912, 30065), (11140, 24052), (12026, 22280), (13744, 19495), (15596, 17180)]