163389660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389023}}^1$

素因数の和:389042

約数の個数: 48

約数和(自身を含む): 522848256

約数和(自身を除く): 359458596

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, 389023, 778046, 1167069, 1556092, 1945115, 2334138, 2723161, 3890230, 4668276, 5446322, 5835345, 7780460, 8169483, 10892644, 11670690, 13615805, 16338966, 23341380, 27231610, 32677932, 40847415, 54463220, 81694830, 163389660]

約数ペア:

[(1, 163389660), (2, 81694830), (3, 54463220), (4, 40847415), (5, 32677932), (6, 27231610), (7, 23341380), (10, 16338966), (12, 13615805), (14, 11670690), (15, 10892644), (20, 8169483), (21, 7780460), (28, 5835345), (30, 5446322), (35, 4668276), (42, 3890230), (60, 2723161), (70, 2334138), (84, 1945115), (105, 1556092), (140, 1167069), (210, 778046), (420, 389023)]