126198520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 346398120

約数和(自身を除く): 220199600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 67, 70, 98, 124, 134, 140, 155, 196, 217, 245, 248, 268, 280, 310, 335, 392, 434, 469, 490, 536, 620, 670, 868, 938, 961, 980, 1085, 1240, 1340, 1519, 1736, 1876, 1922, 1960, 2077, 2170, 2345, 2680, 3038, 3283, 3752, 3844, 4154, 4340, 4690, 4805, 6076, 6566, 6727, 7595, 7688, 8308, 8680, 9380, 9610, 10385, 12152, 13132, 13454, 14539, 15190, 16415, 16616, 18760, 19220, 20770, 26264, 26908, 29078, 30380, 32830, 33635, 38440, 41540, 47089, 53816, 58156, 60760, 64387, 65660, 67270, 72695, 83080, 94178, 101773, 116312, 128774, 131320, 134540, 145390, 188356, 203546, 235445, 257548, 269080, 290780, 321935, 376712, 407092, 450709, 470890, 508865, 515096, 581560, 643870, 814184, 901418, 941780, 1017730, 1287740, 1802836, 1883560, 2035460, 2253545, 2575480, 3154963, 3605672, 4070920, 4507090, 6309926, 9014180, 12619852, 15774815, 18028360, 25239704, 31549630, 63099260, 126198520]

約数ペア:

[(1, 126198520), (2, 63099260), (4, 31549630), (5, 25239704), (7, 18028360), (8, 15774815), (10, 12619852), (14, 9014180), (20, 6309926), (28, 4507090), (31, 4070920), (35, 3605672), (40, 3154963), (49, 2575480), (56, 2253545), (62, 2035460), (67, 1883560), (70, 1802836), (98, 1287740), (124, 1017730), (134, 941780), (140, 901418), (155, 814184), (196, 643870), (217, 581560), (245, 515096), (248, 508865), (268, 470890), (280, 450709), (310, 407092), (335, 376712), (392, 321935), (434, 290780), (469, 269080), (490, 257548), (536, 235445), (620, 203546), (670, 188356), (868, 145390), (938, 134540), (961, 131320), (980, 128774), (1085, 116312), (1240, 101773), (1340, 94178), (1519, 83080), (1736, 72695), (1876, 67270), (1922, 65660), (1960, 64387), (2077, 60760), (2170, 58156), (2345, 53816), (2680, 47089), (3038, 41540), (3283, 38440), (3752, 33635), (3844, 32830), (4154, 30380), (4340, 29078), (4690, 26908), (4805, 26264), (6076, 20770), (6566, 19220), (6727, 18760), (7595, 16616), (7688, 16415), (8308, 15190), (8680, 14539), (9380, 13454), (9610, 13132), (10385, 12152)]