1330383780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{671911}}^1$

素因数の和:671937

約数の個数: 72

約数和(自身を含む): 4402367424

約数和(自身を除く): 3071983644

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, 671911, 1343822, 2015733, 2687644, 3359555, 4031466, 6047199, 6719110, 7391021, 8062932, 10078665, 12094398, 13438220, 14782042, 20157330, 22173063, 24188796, 29564084, 30235995, 36955105, 40314660, 44346126, 60471990, 66519189, 73910210, 88692252, 110865315, 120943980, 133038378, 147820420, 221730630, 266076756, 332595945, 443461260, 665191890, 1330383780]

約数ペア:

[(1, 1330383780), (2, 665191890), (3, 443461260), (4, 332595945), (5, 266076756), (6, 221730630), (9, 147820420), (10, 133038378), (11, 120943980), (12, 110865315), (15, 88692252), (18, 73910210), (20, 66519189), (22, 60471990), (30, 44346126), (33, 40314660), (36, 36955105), (44, 30235995), (45, 29564084), (55, 24188796), (60, 22173063), (66, 20157330), (90, 14782042), (99, 13438220), (110, 12094398), (132, 10078665), (165, 8062932), (180, 7391021), (198, 6719110), (220, 6047199), (330, 4031466), (396, 3359555), (495, 2687644), (660, 2015733), (990, 1343822), (1980, 671911)]