30771480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1$

素因数の和:1884

約数の個数: 64

約数和(自身を含む): 92988000

約数和(自身を除く): 62216520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1721, 1788, 2235, 2980, 3442, 3576, 4470, 5163, 5960, 6884, 8605, 8940, 10326, 13768, 17210, 17880, 20652, 25815, 34420, 41304, 51630, 68840, 103260, 206520, 256429, 512858, 769287, 1025716, 1282145, 1538574, 2051432, 2564290, 3077148, 3846435, 5128580, 6154296, 7692870, 10257160, 15385740, 30771480]

約数ペア:

[(1, 30771480), (2, 15385740), (3, 10257160), (4, 7692870), (5, 6154296), (6, 5128580), (8, 3846435), (10, 3077148), (12, 2564290), (15, 2051432), (20, 1538574), (24, 1282145), (30, 1025716), (40, 769287), (60, 512858), (120, 256429), (149, 206520), (298, 103260), (447, 68840), (596, 51630), (745, 41304), (894, 34420), (1192, 25815), (1490, 20652), (1721, 17880), (1788, 17210), (2235, 13768), (2980, 10326), (3442, 8940), (3576, 8605), (4470, 6884), (5163, 5960)]