199375620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{81047}}^1$

素因数の和:81100

約数の個数: 48

約数和(自身を含む): 571874688

約数和(自身を除く): 372499068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 81047, 162094, 243141, 324188, 405235, 486282, 810470, 972564, 1215705, 1620940, 2431410, 3322927, 4862820, 6645854, 9968781, 13291708, 16614635, 19937562, 33229270, 39875124, 49843905, 66458540, 99687810, 199375620]

約数ペア:

[(1, 199375620), (2, 99687810), (3, 66458540), (4, 49843905), (5, 39875124), (6, 33229270), (10, 19937562), (12, 16614635), (15, 13291708), (20, 9968781), (30, 6645854), (41, 4862820), (60, 3322927), (82, 2431410), (123, 1620940), (164, 1215705), (205, 972564), (246, 810470), (410, 486282), (492, 405235), (615, 324188), (820, 243141), (1230, 162094), (2460, 81047)]