64886580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32771}}^1$

素因数の和:32797

約数の個数: 72

約数和(自身を含む): 214722144

約数和(自身を除く): 149835564

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, 32771, 65542, 98313, 131084, 163855, 196626, 294939, 327710, 360481, 393252, 491565, 589878, 655420, 720962, 983130, 1081443, 1179756, 1441924, 1474695, 1802405, 1966260, 2162886, 2949390, 3244329, 3604810, 4325772, 5407215, 5898780, 6488658, 7209620, 10814430, 12977316, 16221645, 21628860, 32443290, 64886580]

約数ペア:

[(1, 64886580), (2, 32443290), (3, 21628860), (4, 16221645), (5, 12977316), (6, 10814430), (9, 7209620), (10, 6488658), (11, 5898780), (12, 5407215), (15, 4325772), (18, 3604810), (20, 3244329), (22, 2949390), (30, 2162886), (33, 1966260), (36, 1802405), (44, 1474695), (45, 1441924), (55, 1179756), (60, 1081443), (66, 983130), (90, 720962), (99, 655420), (110, 589878), (132, 491565), (165, 393252), (180, 360481), (198, 327710), (220, 294939), (330, 196626), (396, 163855), (495, 131084), (660, 98313), (990, 65542), (1980, 32771)]