28922520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21911}}^1$

素因数の和:21936

約数の個数: 64

約数和(自身を含む): 94659840

約数和(自身を除く): 65737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21911, 43822, 65733, 87644, 109555, 131466, 175288, 219110, 241021, 262932, 328665, 438220, 482042, 525864, 657330, 723063, 876440, 964084, 1205105, 1314660, 1446126, 1928168, 2410210, 2629320, 2892252, 3615315, 4820420, 5784504, 7230630, 9640840, 14461260, 28922520]

約数ペア:

[(1, 28922520), (2, 14461260), (3, 9640840), (4, 7230630), (5, 5784504), (6, 4820420), (8, 3615315), (10, 2892252), (11, 2629320), (12, 2410210), (15, 1928168), (20, 1446126), (22, 1314660), (24, 1205105), (30, 964084), (33, 876440), (40, 723063), (44, 657330), (55, 525864), (60, 482042), (66, 438220), (88, 328665), (110, 262932), (120, 241021), (132, 219110), (165, 175288), (220, 131466), (264, 109555), (330, 87644), (440, 65733), (660, 43822), (1320, 21911)]