211584240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41981}}^1$

素因数の和:42007

約数の個数: 120

約数和(自身を含む): 812099808

約数和(自身を除く): 600515568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41981, 83962, 125943, 167924, 209905, 251886, 293867, 335848, 377829, 419810, 503772, 587734, 629715, 671696, 755658, 839620, 881601, 1007544, 1175468, 1259430, 1469335, 1511316, 1679240, 1763202, 1889145, 2015088, 2350936, 2518860, 2644803, 2938670, 3022632, 3358480, 3526404, 3778290, 4408005, 4701872, 5037720, 5289606, 5877340, 6045264, 7052808, 7556580, 8816010, 10075440, 10579212, 11754680, 13224015, 14105616, 15113160, 17632020, 21158424, 23509360, 26448030, 30226320, 35264040, 42316848, 52896060, 70528080, 105792120, 211584240]

約数ペア:

[(1, 211584240), (2, 105792120), (3, 70528080), (4, 52896060), (5, 42316848), (6, 35264040), (7, 30226320), (8, 26448030), (9, 23509360), (10, 21158424), (12, 17632020), (14, 15113160), (15, 14105616), (16, 13224015), (18, 11754680), (20, 10579212), (21, 10075440), (24, 8816010), (28, 7556580), (30, 7052808), (35, 6045264), (36, 5877340), (40, 5289606), (42, 5037720), (45, 4701872), (48, 4408005), (56, 3778290), (60, 3526404), (63, 3358480), (70, 3022632), (72, 2938670), (80, 2644803), (84, 2518860), (90, 2350936), (105, 2015088), (112, 1889145), (120, 1763202), (126, 1679240), (140, 1511316), (144, 1469335), (168, 1259430), (180, 1175468), (210, 1007544), (240, 881601), (252, 839620), (280, 755658), (315, 671696), (336, 629715), (360, 587734), (420, 503772), (504, 419810), (560, 377829), (630, 335848), (720, 293867), (840, 251886), (1008, 209905), (1260, 167924), (1680, 125943), (2520, 83962), (5040, 41981)]