1668798540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{997}}^1$

素因数の和:1576

約数の個数: 144

約数和(自身を含む): 5374972512

約数和(自身を除く): 3706173972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 547, 612, 765, 997, 1020, 1094, 1530, 1641, 1994, 2188, 2735, 2991, 3060, 3282, 3988, 4923, 4985, 5470, 5982, 6564, 8205, 8973, 9299, 9846, 9970, 10940, 11964, 14955, 16410, 16949, 17946, 18598, 19692, 19940, 24615, 27897, 29910, 32820, 33898, 35892, 37196, 44865, 46495, 49230, 50847, 55794, 59820, 67796, 83691, 84745, 89730, 92990, 98460, 101694, 111588, 139485, 152541, 167382, 169490, 179460, 185980, 203388, 254235, 278970, 305082, 334764, 338980, 418455, 508470, 545359, 557940, 610164, 762705, 836910, 1016940, 1090718, 1525410, 1636077, 1673820, 2181436, 2726795, 3050820, 3272154, 4908231, 5453590, 6544308, 8180385, 9271103, 9816462, 10907180, 16360770, 18542206, 19632924, 24541155, 27813309, 32721540, 37084412, 46355515, 49082310, 55626618, 83439927, 92711030, 98164620, 111253236, 139066545, 166879854, 185422060, 278133090, 333759708, 417199635, 556266180, 834399270, 1668798540]

約数ペア:

[(1, 1668798540), (2, 834399270), (3, 556266180), (4, 417199635), (5, 333759708), (6, 278133090), (9, 185422060), (10, 166879854), (12, 139066545), (15, 111253236), (17, 98164620), (18, 92711030), (20, 83439927), (30, 55626618), (34, 49082310), (36, 46355515), (45, 37084412), (51, 32721540), (60, 27813309), (68, 24541155), (85, 19632924), (90, 18542206), (102, 16360770), (153, 10907180), (170, 9816462), (180, 9271103), (204, 8180385), (255, 6544308), (306, 5453590), (340, 4908231), (510, 3272154), (547, 3050820), (612, 2726795), (765, 2181436), (997, 1673820), (1020, 1636077), (1094, 1525410), (1530, 1090718), (1641, 1016940), (1994, 836910), (2188, 762705), (2735, 610164), (2991, 557940), (3060, 545359), (3282, 508470), (3988, 418455), (4923, 338980), (4985, 334764), (5470, 305082), (5982, 278970), (6564, 254235), (8205, 203388), (8973, 185980), (9299, 179460), (9846, 169490), (9970, 167382), (10940, 152541), (11964, 139485), (14955, 111588), (16410, 101694), (16949, 98460), (17946, 92990), (18598, 89730), (19692, 84745), (19940, 83691), (24615, 67796), (27897, 59820), (29910, 55794), (32820, 50847), (33898, 49230), (35892, 46495), (37196, 44865)]