660540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 1884960

約数和(自身を除く): 1224420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 109, 202, 218, 303, 327, 404, 436, 505, 545, 606, 654, 1010, 1090, 1212, 1308, 1515, 1635, 2020, 2180, 3030, 3270, 6060, 6540, 11009, 22018, 33027, 44036, 55045, 66054, 110090, 132108, 165135, 220180, 330270, 660540]

約数ペア:

[(1, 660540), (2, 330270), (3, 220180), (4, 165135), (5, 132108), (6, 110090), (10, 66054), (12, 55045), (15, 44036), (20, 33027), (30, 22018), (60, 11009), (101, 6540), (109, 6060), (202, 3270), (218, 3030), (303, 2180), (327, 2020), (404, 1635), (436, 1515), (505, 1308), (545, 1212), (606, 1090), (654, 1010)]