8075480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 21012480

約数和(自身を除く): 12937000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 191, 280, 302, 382, 604, 755, 764, 955, 1057, 1208, 1337, 1510, 1528, 1910, 2114, 2674, 3020, 3820, 4228, 5285, 5348, 6040, 6685, 7640, 8456, 10570, 10696, 13370, 21140, 26740, 28841, 42280, 53480, 57682, 115364, 144205, 201887, 230728, 288410, 403774, 576820, 807548, 1009435, 1153640, 1615096, 2018870, 4037740, 8075480]

約数ペア:

[(1, 8075480), (2, 4037740), (4, 2018870), (5, 1615096), (7, 1153640), (8, 1009435), (10, 807548), (14, 576820), (20, 403774), (28, 288410), (35, 230728), (40, 201887), (56, 144205), (70, 115364), (140, 57682), (151, 53480), (191, 42280), (280, 28841), (302, 26740), (382, 21140), (604, 13370), (755, 10696), (764, 10570), (955, 8456), (1057, 7640), (1208, 6685), (1337, 6040), (1510, 5348), (1528, 5285), (1910, 4228), (2114, 3820), (2674, 3020)]