57378420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28979}}^1$

素因数の和:29005

約数の個数: 72

約数和(自身を含む): 189876960

約数和(自身を除く): 132498540

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, 28979, 57958, 86937, 115916, 144895, 173874, 260811, 289790, 318769, 347748, 434685, 521622, 579580, 637538, 869370, 956307, 1043244, 1275076, 1304055, 1593845, 1738740, 1912614, 2608110, 2868921, 3187690, 3825228, 4781535, 5216220, 5737842, 6375380, 9563070, 11475684, 14344605, 19126140, 28689210, 57378420]

約数ペア:

[(1, 57378420), (2, 28689210), (3, 19126140), (4, 14344605), (5, 11475684), (6, 9563070), (9, 6375380), (10, 5737842), (11, 5216220), (12, 4781535), (15, 3825228), (18, 3187690), (20, 2868921), (22, 2608110), (30, 1912614), (33, 1738740), (36, 1593845), (44, 1304055), (45, 1275076), (55, 1043244), (60, 956307), (66, 869370), (90, 637538), (99, 579580), (110, 521622), (132, 434685), (165, 347748), (180, 318769), (198, 289790), (220, 260811), (330, 173874), (396, 144895), (495, 115916), (660, 86937), (990, 57958), (1980, 28979)]