257649840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 360

約数和(自身を含む): 1030938480

約数和(自身を除く): 773288640

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, 49, 56, 60, 63, 67, 70, 72, 80, 84, 90, 98, 105, 109, 112, 120, 126, 134, 140, 144, 147, 168, 180, 196, 201, 210, 218, 240, 245, 252, 268, 280, 294, 315, 327, 335, 336, 360, 392, 402, 420, 436, 441, 469, 490, 504, 536, 545, 560, 588, 603, 630, 654, 670, 720, 735, 763, 784, 804, 840, 872, 882, 938, 980, 981, 1005, 1008, 1072, 1090, 1176, 1206, 1260, 1308, 1340, 1407, 1470, 1526, 1608, 1635, 1680, 1744, 1764, 1876, 1960, 1962, 2010, 2180, 2205, 2289, 2345, 2352, 2412, 2520, 2616, 2680, 2814, 2940, 3015, 3052, 3216, 3270, 3283, 3528, 3752, 3815, 3920, 3924, 4020, 4221, 4360, 4410, 4578, 4690, 4824, 4905, 5040, 5232, 5341, 5360, 5628, 5880, 6030, 6104, 6540, 6566, 6867, 7035, 7056, 7303, 7504, 7630, 7848, 8040, 8442, 8720, 8820, 9156, 9380, 9648, 9810, 9849, 10682, 11256, 11445, 11760, 12060, 12208, 13080, 13132, 13734, 14070, 14606, 15260, 15696, 16023, 16080, 16415, 16884, 17640, 18312, 18760, 19620, 19698, 21105, 21364, 21909, 22512, 22890, 24120, 26160, 26264, 26705, 27468, 28140, 29212, 29547, 30520, 32046, 32830, 33768, 34335, 35280, 36515, 36624, 37520, 39240, 39396, 42210, 42728, 43818, 45780, 48069, 48240, 49245, 51121, 52528, 53410, 54936, 56280, 58424, 59094, 61040, 64092, 65660, 65727, 67536, 68670, 73030, 78480, 78792, 80115, 84420, 85456, 87636, 91560, 96138, 98490, 102242, 106820, 109545, 109872, 112560, 116848, 118188, 128184, 131320, 131454, 137340, 146060, 147735, 153363, 157584, 160230, 168840, 175272, 183120, 192276, 196980, 204484, 213640, 219090, 236376, 240345, 255605, 256368, 262640, 262908, 274680, 292120, 295470, 306726, 320460, 328635, 337680, 350544, 357847, 384552, 393960, 408968, 427280, 438180, 460089, 472752, 480690, 511210, 525816, 549360, 584240, 590940, 613452, 640920, 657270, 715694, 766815, 769104, 787920, 817936, 876360, 920178, 961380, 1022420, 1051632, 1073541, 1181880, 1226904, 1281840, 1314540, 1431388, 1533630, 1752720, 1789235, 1840356, 1922760, 2044840, 2147082, 2300445, 2363760, 2453808, 2629080, 2862776, 3067260, 3220623, 3578470, 3680712, 3845520, 4089680, 4294164, 4600890, 5258160, 5367705, 5725552, 6134520, 6441246, 7156940, 7361424, 8588328, 9201780, 10735410, 12269040, 12882492, 14313880, 16103115, 17176656, 18403560, 21470820, 25764984, 28627760, 32206230, 36807120, 42941640, 51529968, 64412460, 85883280, 128824920, 257649840]

約数ペア:

[(1, 257649840), (2, 128824920), (3, 85883280), (4, 64412460), (5, 51529968), (6, 42941640), (7, 36807120), (8, 32206230), (9, 28627760), (10, 25764984), (12, 21470820), (14, 18403560), (15, 17176656), (16, 16103115), (18, 14313880), (20, 12882492), (21, 12269040), (24, 10735410), (28, 9201780), (30, 8588328), (35, 7361424), (36, 7156940), (40, 6441246), (42, 6134520), (45, 5725552), (48, 5367705), (49, 5258160), (56, 4600890), (60, 4294164), (63, 4089680), (67, 3845520), (70, 3680712), (72, 3578470), (80, 3220623), (84, 3067260), (90, 2862776), (98, 2629080), (105, 2453808), (109, 2363760), (112, 2300445), (120, 2147082), (126, 2044840), (134, 1922760), (140, 1840356), (144, 1789235), (147, 1752720), (168, 1533630), (180, 1431388), (196, 1314540), (201, 1281840), (210, 1226904), (218, 1181880), (240, 1073541), (245, 1051632), (252, 1022420), (268, 961380), (280, 920178), (294, 876360), (315, 817936), (327, 787920), (335, 769104), (336, 766815), (360, 715694), (392, 657270), (402, 640920), (420, 613452), (436, 590940), (441, 584240), (469, 549360), (490, 525816), (504, 511210), (536, 480690), (545, 472752), (560, 460089), (588, 438180), (603, 427280), (630, 408968), (654, 393960), (670, 384552), (720, 357847), (735, 350544), (763, 337680), (784, 328635), (804, 320460), (840, 306726), (872, 295470), (882, 292120), (938, 274680), (980, 262908), (981, 262640), (1005, 256368), (1008, 255605), (1072, 240345), (1090, 236376), (1176, 219090), (1206, 213640), (1260, 204484), (1308, 196980), (1340, 192276), (1407, 183120), (1470, 175272), (1526, 168840), (1608, 160230), (1635, 157584), (1680, 153363), (1744, 147735), (1764, 146060), (1876, 137340), (1960, 131454), (1962, 131320), (2010, 128184), (2180, 118188), (2205, 116848), (2289, 112560), (2345, 109872), (2352, 109545), (2412, 106820), (2520, 102242), (2616, 98490), (2680, 96138), (2814, 91560), (2940, 87636), (3015, 85456), (3052, 84420), (3216, 80115), (3270, 78792), (3283, 78480), (3528, 73030), (3752, 68670), (3815, 67536), (3920, 65727), (3924, 65660), (4020, 64092), (4221, 61040), (4360, 59094), (4410, 58424), (4578, 56280), (4690, 54936), (4824, 53410), (4905, 52528), (5040, 51121), (5232, 49245), (5341, 48240), (5360, 48069), (5628, 45780), (5880, 43818), (6030, 42728), (6104, 42210), (6540, 39396), (6566, 39240), (6867, 37520), (7035, 36624), (7056, 36515), (7303, 35280), (7504, 34335), (7630, 33768), (7848, 32830), (8040, 32046), (8442, 30520), (8720, 29547), (8820, 29212), (9156, 28140), (9380, 27468), (9648, 26705), (9810, 26264), (9849, 26160), (10682, 24120), (11256, 22890), (11445, 22512), (11760, 21909), (12060, 21364), (12208, 21105), (13080, 19698), (13132, 19620), (13734, 18760), (14070, 18312), (14606, 17640), (15260, 16884), (15696, 16415), (16023, 16080)]