15861780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8011}}^1$

素因数の和:8037

約数の個数: 72

約数和(自身を含む): 52494624

約数和(自身を除く): 36632844

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, 8011, 16022, 24033, 32044, 40055, 48066, 72099, 80110, 88121, 96132, 120165, 144198, 160220, 176242, 240330, 264363, 288396, 352484, 360495, 440605, 480660, 528726, 720990, 793089, 881210, 1057452, 1321815, 1441980, 1586178, 1762420, 2643630, 3172356, 3965445, 5287260, 7930890, 15861780]

約数ペア:

[(1, 15861780), (2, 7930890), (3, 5287260), (4, 3965445), (5, 3172356), (6, 2643630), (9, 1762420), (10, 1586178), (11, 1441980), (12, 1321815), (15, 1057452), (18, 881210), (20, 793089), (22, 720990), (30, 528726), (33, 480660), (36, 440605), (44, 360495), (45, 352484), (55, 288396), (60, 264363), (66, 240330), (90, 176242), (99, 160220), (110, 144198), (132, 120165), (165, 96132), (180, 88121), (198, 80110), (220, 72099), (330, 48066), (396, 40055), (495, 32044), (660, 24033), (990, 16022), (1980, 8011)]