30892540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 78140160

約数和(自身を除く): 47247620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1087, 1421, 2030, 2174, 2842, 4060, 4348, 5435, 5684, 7105, 7609, 10870, 14210, 15218, 21740, 28420, 30436, 31523, 38045, 53263, 63046, 76090, 106526, 126092, 152180, 157615, 213052, 220661, 266315, 315230, 441322, 532630, 630460, 882644, 1065260, 1103305, 1544627, 2206610, 3089254, 4413220, 6178508, 7723135, 15446270, 30892540]

約数ペア:

[(1, 30892540), (2, 15446270), (4, 7723135), (5, 6178508), (7, 4413220), (10, 3089254), (14, 2206610), (20, 1544627), (28, 1103305), (29, 1065260), (35, 882644), (49, 630460), (58, 532630), (70, 441322), (98, 315230), (116, 266315), (140, 220661), (145, 213052), (196, 157615), (203, 152180), (245, 126092), (290, 106526), (406, 76090), (490, 63046), (580, 53263), (812, 38045), (980, 31523), (1015, 30436), (1087, 28420), (1421, 21740), (2030, 15218), (2174, 14210), (2842, 10870), (4060, 7609), (4348, 7105), (5435, 5684)]