1272420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7069}}^1$

素因数の和:7084

約数の個数: 36

約数和(自身を含む): 3860220

約数和(自身を除く): 2587800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7069, 14138, 21207, 28276, 35345, 42414, 63621, 70690, 84828, 106035, 127242, 141380, 212070, 254484, 318105, 424140, 636210, 1272420]

約数ペア:

[(1, 1272420), (2, 636210), (3, 424140), (4, 318105), (5, 254484), (6, 212070), (9, 141380), (10, 127242), (12, 106035), (15, 84828), (18, 70690), (20, 63621), (30, 42414), (36, 35345), (45, 28276), (60, 21207), (90, 14138), (180, 7069)]