84581560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{661}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 218301120

約数和(自身を除く): 133719560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 457, 661, 914, 1322, 1828, 2285, 2644, 3199, 3305, 3656, 4570, 4627, 5288, 6398, 6610, 9140, 9254, 12796, 13220, 15995, 18280, 18508, 23135, 25592, 26440, 31990, 37016, 46270, 63980, 92540, 127960, 185080, 302077, 604154, 1208308, 1510385, 2114539, 2416616, 3020770, 4229078, 6041540, 8458156, 10572695, 12083080, 16916312, 21145390, 42290780, 84581560]

約数ペア:

[(1, 84581560), (2, 42290780), (4, 21145390), (5, 16916312), (7, 12083080), (8, 10572695), (10, 8458156), (14, 6041540), (20, 4229078), (28, 3020770), (35, 2416616), (40, 2114539), (56, 1510385), (70, 1208308), (140, 604154), (280, 302077), (457, 185080), (661, 127960), (914, 92540), (1322, 63980), (1828, 46270), (2285, 37016), (2644, 31990), (3199, 26440), (3305, 25592), (3656, 23135), (4570, 18508), (4627, 18280), (5288, 15995), (6398, 13220), (6610, 12796), (9140, 9254)]