15766740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7963}}^1$

素因数の和:7989

約数の個数: 72

約数和(自身を含む): 52180128

約数和(自身を除く): 36413388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 7963, 15926, 23889, 31852, 39815, 47778, 71667, 79630, 87593, 95556, 119445, 143334, 159260, 175186, 238890, 262779, 286668, 350372, 358335, 437965, 477780, 525558, 716670, 788337, 875930, 1051116, 1313895, 1433340, 1576674, 1751860, 2627790, 3153348, 3941685, 5255580, 7883370, 15766740]

約数ペア:

[(1, 15766740), (2, 7883370), (3, 5255580), (4, 3941685), (5, 3153348), (6, 2627790), (9, 1751860), (10, 1576674), (11, 1433340), (12, 1313895), (15, 1051116), (18, 875930), (20, 788337), (22, 716670), (30, 525558), (33, 477780), (36, 437965), (44, 358335), (45, 350372), (55, 286668), (60, 262779), (66, 238890), (90, 175186), (99, 159260), (110, 143334), (132, 119445), (165, 95556), (180, 87593), (198, 79630), (220, 71667), (330, 47778), (396, 39815), (495, 31852), (660, 23889), (990, 15926), (1980, 7963)]