121396520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 320296680

約数和(自身を除く): 198900160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 241, 245, 257, 280, 392, 482, 490, 514, 964, 980, 1028, 1205, 1285, 1687, 1799, 1928, 1960, 2056, 2410, 2570, 3374, 3598, 4820, 5140, 6748, 7196, 8435, 8995, 9640, 10280, 11809, 12593, 13496, 14392, 16870, 17990, 23618, 25186, 33740, 35980, 47236, 50372, 59045, 61937, 62965, 67480, 71960, 94472, 100744, 118090, 123874, 125930, 236180, 247748, 251860, 309685, 433559, 472360, 495496, 503720, 619370, 867118, 1238740, 1734236, 2167795, 2477480, 3034913, 3468472, 4335590, 6069826, 8671180, 12139652, 15174565, 17342360, 24279304, 30349130, 60698260, 121396520]

約数ペア:

[(1, 121396520), (2, 60698260), (4, 30349130), (5, 24279304), (7, 17342360), (8, 15174565), (10, 12139652), (14, 8671180), (20, 6069826), (28, 4335590), (35, 3468472), (40, 3034913), (49, 2477480), (56, 2167795), (70, 1734236), (98, 1238740), (140, 867118), (196, 619370), (241, 503720), (245, 495496), (257, 472360), (280, 433559), (392, 309685), (482, 251860), (490, 247748), (514, 236180), (964, 125930), (980, 123874), (1028, 118090), (1205, 100744), (1285, 94472), (1687, 71960), (1799, 67480), (1928, 62965), (1960, 61937), (2056, 59045), (2410, 50372), (2570, 47236), (3374, 35980), (3598, 33740), (4820, 25186), (5140, 23618), (6748, 17990), (7196, 16870), (8435, 14392), (8995, 13496), (9640, 12593), (10280, 11809)]