251672080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16823}}^1$

素因数の和:16864

約数の個数: 80

約数和(自身を含む): 675921024

約数和(自身を除く): 424248944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 16823, 33646, 67292, 84115, 134584, 168230, 185053, 269168, 285991, 336460, 370106, 571982, 672920, 740212, 925265, 1143964, 1345840, 1429955, 1480424, 1850530, 2287928, 2859910, 2960848, 3145901, 3701060, 4575856, 5719820, 6291802, 7402120, 11439640, 12583604, 14804240, 15729505, 22879280, 25167208, 31459010, 50334416, 62918020, 125836040, 251672080]

約数ペア:

[(1, 251672080), (2, 125836040), (4, 62918020), (5, 50334416), (8, 31459010), (10, 25167208), (11, 22879280), (16, 15729505), (17, 14804240), (20, 12583604), (22, 11439640), (34, 7402120), (40, 6291802), (44, 5719820), (55, 4575856), (68, 3701060), (80, 3145901), (85, 2960848), (88, 2859910), (110, 2287928), (136, 1850530), (170, 1480424), (176, 1429955), (187, 1345840), (220, 1143964), (272, 925265), (340, 740212), (374, 672920), (440, 571982), (680, 370106), (748, 336460), (880, 285991), (935, 269168), (1360, 185053), (1496, 168230), (1870, 134584), (2992, 84115), (3740, 67292), (7480, 33646), (14960, 16823)]