209984960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34537}}^1$

素因数の和:34573

約数の個数: 56

約数和(自身を含む): 526359120

約数和(自身を除く): 316374160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 34537, 69074, 138148, 172685, 276296, 345370, 552592, 656203, 690740, 1105184, 1312406, 1381480, 2210368, 2624812, 2762960, 3281015, 5249624, 5525920, 6562030, 10499248, 11051840, 13124060, 20998496, 26248120, 41996992, 52496240, 104992480, 209984960]

約数ペア:

[(1, 209984960), (2, 104992480), (4, 52496240), (5, 41996992), (8, 26248120), (10, 20998496), (16, 13124060), (19, 11051840), (20, 10499248), (32, 6562030), (38, 5525920), (40, 5249624), (64, 3281015), (76, 2762960), (80, 2624812), (95, 2210368), (152, 1381480), (160, 1312406), (190, 1105184), (304, 690740), (320, 656203), (380, 552592), (608, 345370), (760, 276296), (1216, 172685), (1520, 138148), (3040, 69074), (6080, 34537)]