15213440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2191

約数の個数: 64

約数和(自身を含む): 39694320

約数和(自身を除く): 24480880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 2161, 3520, 4322, 7040, 8644, 10805, 17288, 21610, 23771, 34576, 43220, 47542, 69152, 86440, 95084, 118855, 138304, 172880, 190168, 237710, 276608, 345760, 380336, 475420, 691520, 760672, 950840, 1383040, 1521344, 1901680, 3042688, 3803360, 7606720, 15213440]

約数ペア:

[(1, 15213440), (2, 7606720), (4, 3803360), (5, 3042688), (8, 1901680), (10, 1521344), (11, 1383040), (16, 950840), (20, 760672), (22, 691520), (32, 475420), (40, 380336), (44, 345760), (55, 276608), (64, 237710), (80, 190168), (88, 172880), (110, 138304), (128, 118855), (160, 95084), (176, 86440), (220, 69152), (320, 47542), (352, 43220), (440, 34576), (640, 23771), (704, 21610), (880, 17288), (1408, 10805), (1760, 8644), (2161, 7040), (3520, 4322)]