51450540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1621}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 150690288

約数和(自身を除く): 99239748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 1058, 1380, 1587, 1621, 2116, 2645, 3174, 3242, 4863, 5290, 6348, 6484, 7935, 8105, 9726, 10580, 15870, 16210, 19452, 24315, 31740, 32420, 37283, 48630, 74566, 97260, 111849, 149132, 186415, 223698, 372830, 447396, 559245, 745660, 857509, 1118490, 1715018, 2236980, 2572527, 3430036, 4287545, 5145054, 8575090, 10290108, 12862635, 17150180, 25725270, 51450540]

約数ペア:

[(1, 51450540), (2, 25725270), (3, 17150180), (4, 12862635), (5, 10290108), (6, 8575090), (10, 5145054), (12, 4287545), (15, 3430036), (20, 2572527), (23, 2236980), (30, 1715018), (46, 1118490), (60, 857509), (69, 745660), (92, 559245), (115, 447396), (138, 372830), (230, 223698), (276, 186415), (345, 149132), (460, 111849), (529, 97260), (690, 74566), (1058, 48630), (1380, 37283), (1587, 32420), (1621, 31740), (2116, 24315), (2645, 19452), (3174, 16210), (3242, 15870), (4863, 10580), (5290, 9726), (6348, 8105), (6484, 7935)]