209315880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193811}}^1$

素因数の和:193831

約数の個数: 64

約数和(自身を含む): 697723200

約数和(自身を除く): 488407320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 193811, 387622, 581433, 775244, 969055, 1162866, 1550488, 1744299, 1938110, 2325732, 2907165, 3488598, 3876220, 4651464, 5232897, 5814330, 6977196, 7752440, 8721495, 10465794, 11628660, 13954392, 17442990, 20931588, 23257320, 26164485, 34885980, 41863176, 52328970, 69771960, 104657940, 209315880]

約数ペア:

[(1, 209315880), (2, 104657940), (3, 69771960), (4, 52328970), (5, 41863176), (6, 34885980), (8, 26164485), (9, 23257320), (10, 20931588), (12, 17442990), (15, 13954392), (18, 11628660), (20, 10465794), (24, 8721495), (27, 7752440), (30, 6977196), (36, 5814330), (40, 5232897), (45, 4651464), (54, 3876220), (60, 3488598), (72, 2907165), (90, 2325732), (108, 1938110), (120, 1744299), (135, 1550488), (180, 1162866), (216, 969055), (270, 775244), (360, 581433), (540, 387622), (1080, 193811)]