123308340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21187}}^1$

素因数の和:21296

約数の個数: 48

約数和(自身を含む): 348839232

約数和(自身を除く): 225530892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 21187, 42374, 63561, 84748, 105935, 127122, 211870, 254244, 317805, 423740, 635610, 1271220, 2055139, 4110278, 6165417, 8220556, 10275695, 12330834, 20551390, 24661668, 30827085, 41102780, 61654170, 123308340]

約数ペア:

[(1, 123308340), (2, 61654170), (3, 41102780), (4, 30827085), (5, 24661668), (6, 20551390), (10, 12330834), (12, 10275695), (15, 8220556), (20, 6165417), (30, 4110278), (60, 2055139), (97, 1271220), (194, 635610), (291, 423740), (388, 317805), (485, 254244), (582, 211870), (970, 127122), (1164, 105935), (1455, 84748), (1940, 63561), (2910, 42374), (5820, 21187)]