73671920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 196862400

約数和(自身を除く): 123190480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 449, 560, 586, 898, 1172, 1465, 1796, 2051, 2245, 2344, 2930, 3143, 3592, 4102, 4490, 4688, 5860, 6286, 7184, 8204, 8980, 10255, 11720, 12572, 15715, 16408, 17960, 20510, 23440, 25144, 31430, 32816, 35920, 41020, 50288, 62860, 82040, 125720, 131557, 164080, 251440, 263114, 526228, 657785, 920899, 1052456, 1315570, 1841798, 2104912, 2631140, 3683596, 4604495, 5262280, 7367192, 9208990, 10524560, 14734384, 18417980, 36835960, 73671920]

約数ペア:

[(1, 73671920), (2, 36835960), (4, 18417980), (5, 14734384), (7, 10524560), (8, 9208990), (10, 7367192), (14, 5262280), (16, 4604495), (20, 3683596), (28, 2631140), (35, 2104912), (40, 1841798), (56, 1315570), (70, 1052456), (80, 920899), (112, 657785), (140, 526228), (280, 263114), (293, 251440), (449, 164080), (560, 131557), (586, 125720), (898, 82040), (1172, 62860), (1465, 50288), (1796, 41020), (2051, 35920), (2245, 32816), (2344, 31430), (2930, 25144), (3143, 23440), (3592, 20510), (4102, 17960), (4490, 16408), (4688, 15715), (5860, 12572), (6286, 11720), (7184, 10255), (8204, 8980)]