171456180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{408229}}^1$

素因数の和:408248

約数の個数: 48

約数和(自身を含む): 548661120

約数和(自身を除く): 377204940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 408229, 816458, 1224687, 1632916, 2041145, 2449374, 2857603, 4082290, 4898748, 5715206, 6123435, 8164580, 8572809, 11430412, 12246870, 14288015, 17145618, 24493740, 28576030, 34291236, 42864045, 57152060, 85728090, 171456180]

約数ペア:

[(1, 171456180), (2, 85728090), (3, 57152060), (4, 42864045), (5, 34291236), (6, 28576030), (7, 24493740), (10, 17145618), (12, 14288015), (14, 12246870), (15, 11430412), (20, 8572809), (21, 8164580), (28, 6123435), (30, 5715206), (35, 4898748), (42, 4082290), (60, 2857603), (70, 2449374), (84, 2041145), (105, 1632916), (140, 1224687), (210, 816458), (420, 408229)]