217615664

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2135

約数の個数: 80

約数和(自身を含む): 517824000

約数和(自身を除く): 300208336

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1372, 1862, 2087, 2128, 2744, 3724, 4174, 5488, 6517, 7448, 8348, 13034, 14609, 14896, 16696, 26068, 29218, 33392, 39653, 52136, 58436, 79306, 102263, 104272, 116872, 158612, 204526, 233744, 277571, 317224, 409052, 555142, 634448, 715841, 818104, 1110284, 1431682, 1636208, 1942997, 2220568, 2863364, 3885994, 4441136, 5726728, 7771988, 11453456, 13600979, 15543976, 27201958, 31087952, 54403916, 108807832, 217615664]

約数ペア:

[(1, 217615664), (2, 108807832), (4, 54403916), (7, 31087952), (8, 27201958), (14, 15543976), (16, 13600979), (19, 11453456), (28, 7771988), (38, 5726728), (49, 4441136), (56, 3885994), (76, 2863364), (98, 2220568), (112, 1942997), (133, 1636208), (152, 1431682), (196, 1110284), (266, 818104), (304, 715841), (343, 634448), (392, 555142), (532, 409052), (686, 317224), (784, 277571), (931, 233744), (1064, 204526), (1372, 158612), (1862, 116872), (2087, 104272), (2128, 102263), (2744, 79306), (3724, 58436), (4174, 52136), (5488, 39653), (6517, 33392), (7448, 29218), (8348, 26068), (13034, 16696), (14609, 14896)]