320070900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 992186496

約数和(自身を除く): 672115596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 97, 100, 102, 150, 170, 194, 204, 255, 291, 300, 340, 388, 425, 485, 510, 582, 647, 850, 970, 1020, 1164, 1275, 1294, 1455, 1649, 1700, 1940, 1941, 2425, 2550, 2588, 2910, 3235, 3298, 3882, 4850, 4947, 5100, 5820, 6470, 6596, 7275, 7764, 8245, 9700, 9705, 9894, 10999, 12940, 14550, 16175, 16490, 19410, 19788, 21998, 24735, 29100, 32350, 32980, 32997, 38820, 41225, 43996, 48525, 49470, 54995, 62759, 64700, 65994, 82450, 97050, 98940, 109990, 123675, 125518, 131988, 164900, 164985, 188277, 194100, 219980, 247350, 251036, 274975, 313795, 329970, 376554, 494700, 549950, 627590, 659940, 753108, 824925, 941385, 1066903, 1099900, 1255180, 1568975, 1649850, 1882770, 2133806, 3137950, 3200709, 3299700, 3765540, 4267612, 4706925, 5334515, 6275900, 6401418, 9413850, 10669030, 12802836, 16003545, 18827700, 21338060, 26672575, 32007090, 53345150, 64014180, 80017725, 106690300, 160035450, 320070900]

約数ペア:

[(1, 320070900), (2, 160035450), (3, 106690300), (4, 80017725), (5, 64014180), (6, 53345150), (10, 32007090), (12, 26672575), (15, 21338060), (17, 18827700), (20, 16003545), (25, 12802836), (30, 10669030), (34, 9413850), (50, 6401418), (51, 6275900), (60, 5334515), (68, 4706925), (75, 4267612), (85, 3765540), (97, 3299700), (100, 3200709), (102, 3137950), (150, 2133806), (170, 1882770), (194, 1649850), (204, 1568975), (255, 1255180), (291, 1099900), (300, 1066903), (340, 941385), (388, 824925), (425, 753108), (485, 659940), (510, 627590), (582, 549950), (647, 494700), (850, 376554), (970, 329970), (1020, 313795), (1164, 274975), (1275, 251036), (1294, 247350), (1455, 219980), (1649, 194100), (1700, 188277), (1940, 164985), (1941, 164900), (2425, 131988), (2550, 125518), (2588, 123675), (2910, 109990), (3235, 98940), (3298, 97050), (3882, 82450), (4850, 65994), (4947, 64700), (5100, 62759), (5820, 54995), (6470, 49470), (6596, 48525), (7275, 43996), (7764, 41225), (8245, 38820), (9700, 32997), (9705, 32980), (9894, 32350), (10999, 29100), (12940, 24735), (14550, 21998), (16175, 19788), (16490, 19410)]