199988460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 192

約数和(自身を含む): 717373440

約数和(自身を除く): 517384980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 191, 210, 252, 270, 277, 315, 378, 382, 420, 540, 554, 573, 630, 756, 764, 831, 945, 955, 1108, 1146, 1260, 1337, 1385, 1662, 1719, 1890, 1910, 1939, 2292, 2493, 2674, 2770, 2865, 3324, 3438, 3780, 3820, 3878, 4011, 4155, 4986, 5157, 5348, 5540, 5730, 5817, 6685, 6876, 7479, 7756, 8022, 8310, 8595, 9695, 9972, 10314, 11460, 11634, 12033, 12465, 13370, 14958, 16044, 16620, 17190, 17451, 19390, 20055, 20628, 23268, 24066, 24930, 25785, 26740, 29085, 29916, 34380, 34902, 36099, 37395, 38780, 40110, 48132, 49860, 51570, 52353, 52907, 58170, 60165, 69804, 72198, 74790, 80220, 87255, 103140, 104706, 105814, 116340, 120330, 144396, 149580, 158721, 174510, 180495, 209412, 211628, 240660, 261765, 264535, 317442, 349020, 360990, 370349, 476163, 523530, 529070, 634884, 721980, 740698, 793605, 952326, 1047060, 1058140, 1111047, 1428489, 1481396, 1587210, 1851745, 1904652, 2222094, 2380815, 2856978, 3174420, 3333141, 3703490, 4444188, 4761630, 5555235, 5713956, 6666282, 7142445, 7406980, 9523260, 9999423, 11110470, 13332564, 14284890, 16665705, 19998846, 22220940, 28569780, 33331410, 39997692, 49997115, 66662820, 99994230, 199988460]

約数ペア:

[(1, 199988460), (2, 99994230), (3, 66662820), (4, 49997115), (5, 39997692), (6, 33331410), (7, 28569780), (9, 22220940), (10, 19998846), (12, 16665705), (14, 14284890), (15, 13332564), (18, 11110470), (20, 9999423), (21, 9523260), (27, 7406980), (28, 7142445), (30, 6666282), (35, 5713956), (36, 5555235), (42, 4761630), (45, 4444188), (54, 3703490), (60, 3333141), (63, 3174420), (70, 2856978), (84, 2380815), (90, 2222094), (105, 1904652), (108, 1851745), (126, 1587210), (135, 1481396), (140, 1428489), (180, 1111047), (189, 1058140), (191, 1047060), (210, 952326), (252, 793605), (270, 740698), (277, 721980), (315, 634884), (378, 529070), (382, 523530), (420, 476163), (540, 370349), (554, 360990), (573, 349020), (630, 317442), (756, 264535), (764, 261765), (831, 240660), (945, 211628), (955, 209412), (1108, 180495), (1146, 174510), (1260, 158721), (1337, 149580), (1385, 144396), (1662, 120330), (1719, 116340), (1890, 105814), (1910, 104706), (1939, 103140), (2292, 87255), (2493, 80220), (2674, 74790), (2770, 72198), (2865, 69804), (3324, 60165), (3438, 58170), (3780, 52907), (3820, 52353), (3878, 51570), (4011, 49860), (4155, 48132), (4986, 40110), (5157, 38780), (5348, 37395), (5540, 36099), (5730, 34902), (5817, 34380), (6685, 29916), (6876, 29085), (7479, 26740), (7756, 25785), (8022, 24930), (8310, 24066), (8595, 23268), (9695, 20628), (9972, 20055), (10314, 19390), (11460, 17451), (11634, 17190), (12033, 16620), (12465, 16044), (13370, 14958)]