516540420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260879}}^1$

素因数の和:260905

約数の個数: 72

約数和(自身を含む): 1709285760

約数和(自身を除く): 1192745340

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, 260879, 521758, 782637, 1043516, 1304395, 1565274, 2347911, 2608790, 2869669, 3130548, 3913185, 4695822, 5217580, 5739338, 7826370, 8609007, 9391644, 11478676, 11739555, 14348345, 15652740, 17218014, 23479110, 25827021, 28696690, 34436028, 43045035, 46958220, 51654042, 57393380, 86090070, 103308084, 129135105, 172180140, 258270210, 516540420]

約数ペア:

[(1, 516540420), (2, 258270210), (3, 172180140), (4, 129135105), (5, 103308084), (6, 86090070), (9, 57393380), (10, 51654042), (11, 46958220), (12, 43045035), (15, 34436028), (18, 28696690), (20, 25827021), (22, 23479110), (30, 17218014), (33, 15652740), (36, 14348345), (44, 11739555), (45, 11478676), (55, 9391644), (60, 8609007), (66, 7826370), (90, 5739338), (99, 5217580), (110, 4695822), (132, 3913185), (165, 3130548), (180, 2869669), (198, 2608790), (220, 2347911), (330, 1565274), (396, 1304395), (495, 1043516), (660, 782637), (990, 521758), (1980, 260879)]