166591740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{396647}}^1$

素因数の和:396666

約数の個数: 48

約数和(自身を含む): 533094912

約数和(自身を除く): 366503172

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, 396647, 793294, 1189941, 1586588, 1983235, 2379882, 2776529, 3966470, 4759764, 5553058, 5949705, 7932940, 8329587, 11106116, 11899410, 13882645, 16659174, 23798820, 27765290, 33318348, 41647935, 55530580, 83295870, 166591740]

約数ペア:

[(1, 166591740), (2, 83295870), (3, 55530580), (4, 41647935), (5, 33318348), (6, 27765290), (7, 23798820), (10, 16659174), (12, 13882645), (14, 11899410), (15, 11106116), (20, 8329587), (21, 7932940), (28, 5949705), (30, 5553058), (35, 4759764), (42, 3966470), (60, 2776529), (70, 2379882), (84, 1983235), (105, 1586588), (140, 1189941), (210, 793294), (420, 396647)]