178396540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1201}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 428912064

約数和(自身を除く): 250515524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1061, 1201, 2122, 2402, 4244, 4804, 5305, 6005, 7427, 8407, 10610, 12010, 14854, 16814, 21220, 24020, 29708, 33628, 37135, 42035, 74270, 84070, 148540, 168140, 1274261, 2548522, 5097044, 6371305, 8919827, 12742610, 17839654, 25485220, 35679308, 44599135, 89198270, 178396540]

約数ペア:

[(1, 178396540), (2, 89198270), (4, 44599135), (5, 35679308), (7, 25485220), (10, 17839654), (14, 12742610), (20, 8919827), (28, 6371305), (35, 5097044), (70, 2548522), (140, 1274261), (1061, 168140), (1201, 148540), (2122, 84070), (2402, 74270), (4244, 42035), (4804, 37135), (5305, 33628), (6005, 29708), (7427, 24020), (8407, 21220), (10610, 16814), (12010, 14854)]