256565400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 384

約数和(自身を含む): 1013268480

約数和(自身を除く): 756703080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 37, 39, 40, 42, 50, 52, 56, 60, 65, 70, 74, 75, 78, 84, 91, 100, 104, 105, 111, 120, 127, 130, 140, 148, 150, 156, 168, 175, 182, 185, 195, 200, 210, 222, 254, 259, 260, 273, 280, 296, 300, 312, 325, 350, 364, 370, 381, 390, 420, 444, 455, 481, 508, 518, 520, 525, 546, 555, 600, 635, 650, 700, 728, 740, 762, 777, 780, 840, 888, 889, 910, 925, 962, 975, 1016, 1036, 1050, 1092, 1110, 1270, 1295, 1300, 1365, 1400, 1443, 1480, 1524, 1554, 1560, 1651, 1778, 1820, 1850, 1905, 1924, 1950, 2072, 2100, 2184, 2220, 2275, 2405, 2540, 2590, 2600, 2667, 2730, 2775, 2886, 3048, 3108, 3175, 3302, 3367, 3556, 3640, 3700, 3810, 3848, 3885, 3900, 4200, 4440, 4445, 4550, 4699, 4810, 4953, 5080, 5180, 5334, 5460, 5550, 5772, 6216, 6350, 6475, 6604, 6734, 6825, 7112, 7215, 7400, 7620, 7770, 7800, 8255, 8890, 9100, 9398, 9525, 9620, 9906, 10101, 10360, 10668, 10920, 11100, 11544, 11557, 12025, 12700, 12950, 13208, 13335, 13468, 13650, 14097, 14430, 15240, 15540, 16510, 16835, 17780, 18200, 18796, 19050, 19240, 19425, 19812, 20202, 21336, 22200, 22225, 23114, 23495, 24050, 24765, 25400, 25900, 26670, 26936, 27300, 28194, 28860, 31080, 32893, 33020, 33670, 34671, 35560, 36075, 37592, 38100, 38850, 39624, 40404, 41275, 44450, 46228, 46990, 48100, 49530, 50505, 51800, 53340, 54600, 56388, 57720, 57785, 61087, 65786, 66040, 66675, 67340, 69342, 70485, 72150, 76200, 77700, 80808, 82550, 84175, 88900, 92456, 93980, 96200, 98679, 99060, 101010, 106680, 112776, 115570, 117475, 122174, 123825, 131572, 133350, 134680, 138684, 140970, 144300, 155400, 164465, 165100, 168350, 173355, 177800, 183261, 187960, 197358, 198120, 202020, 231140, 234950, 244348, 247650, 252525, 263144, 266700, 277368, 281940, 288600, 288925, 305435, 328930, 330200, 336700, 346710, 352425, 366522, 394716, 404040, 427609, 462280, 469900, 488696, 493395, 495300, 505050, 533400, 563880, 577850, 610870, 657860, 673400, 693420, 704850, 733044, 789432, 822325, 855218, 866775, 916305, 939800, 986790, 990600, 1010100, 1155700, 1221740, 1282827, 1315720, 1386840, 1409700, 1466088, 1527175, 1644650, 1710436, 1733550, 1832610, 1973580, 2020200, 2138045, 2311400, 2443480, 2466975, 2565654, 2819400, 3054350, 3289300, 3420872, 3467100, 3665220, 3947160, 4276090, 4581525, 4933950, 5131308, 6108700, 6414135, 6578600, 6934200, 7330440, 8552180, 9163050, 9867900, 10262616, 10690225, 12217400, 12828270, 17104360, 18326100, 19735800, 21380450, 25656540, 32070675, 36652200, 42760900, 51313080, 64141350, 85521800, 128282700, 256565400]

約数ペア:

[(1, 256565400), (2, 128282700), (3, 85521800), (4, 64141350), (5, 51313080), (6, 42760900), (7, 36652200), (8, 32070675), (10, 25656540), (12, 21380450), (13, 19735800), (14, 18326100), (15, 17104360), (20, 12828270), (21, 12217400), (24, 10690225), (25, 10262616), (26, 9867900), (28, 9163050), (30, 8552180), (35, 7330440), (37, 6934200), (39, 6578600), (40, 6414135), (42, 6108700), (50, 5131308), (52, 4933950), (56, 4581525), (60, 4276090), (65, 3947160), (70, 3665220), (74, 3467100), (75, 3420872), (78, 3289300), (84, 3054350), (91, 2819400), (100, 2565654), (104, 2466975), (105, 2443480), (111, 2311400), (120, 2138045), (127, 2020200), (130, 1973580), (140, 1832610), (148, 1733550), (150, 1710436), (156, 1644650), (168, 1527175), (175, 1466088), (182, 1409700), (185, 1386840), (195, 1315720), (200, 1282827), (210, 1221740), (222, 1155700), (254, 1010100), (259, 990600), (260, 986790), (273, 939800), (280, 916305), (296, 866775), (300, 855218), (312, 822325), (325, 789432), (350, 733044), (364, 704850), (370, 693420), (381, 673400), (390, 657860), (420, 610870), (444, 577850), (455, 563880), (481, 533400), (508, 505050), (518, 495300), (520, 493395), (525, 488696), (546, 469900), (555, 462280), (600, 427609), (635, 404040), (650, 394716), (700, 366522), (728, 352425), (740, 346710), (762, 336700), (777, 330200), (780, 328930), (840, 305435), (888, 288925), (889, 288600), (910, 281940), (925, 277368), (962, 266700), (975, 263144), (1016, 252525), (1036, 247650), (1050, 244348), (1092, 234950), (1110, 231140), (1270, 202020), (1295, 198120), (1300, 197358), (1365, 187960), (1400, 183261), (1443, 177800), (1480, 173355), (1524, 168350), (1554, 165100), (1560, 164465), (1651, 155400), (1778, 144300), (1820, 140970), (1850, 138684), (1905, 134680), (1924, 133350), (1950, 131572), (2072, 123825), (2100, 122174), (2184, 117475), (2220, 115570), (2275, 112776), (2405, 106680), (2540, 101010), (2590, 99060), (2600, 98679), (2667, 96200), (2730, 93980), (2775, 92456), (2886, 88900), (3048, 84175), (3108, 82550), (3175, 80808), (3302, 77700), (3367, 76200), (3556, 72150), (3640, 70485), (3700, 69342), (3810, 67340), (3848, 66675), (3885, 66040), (3900, 65786), (4200, 61087), (4440, 57785), (4445, 57720), (4550, 56388), (4699, 54600), (4810, 53340), (4953, 51800), (5080, 50505), (5180, 49530), (5334, 48100), (5460, 46990), (5550, 46228), (5772, 44450), (6216, 41275), (6350, 40404), (6475, 39624), (6604, 38850), (6734, 38100), (6825, 37592), (7112, 36075), (7215, 35560), (7400, 34671), (7620, 33670), (7770, 33020), (7800, 32893), (8255, 31080), (8890, 28860), (9100, 28194), (9398, 27300), (9525, 26936), (9620, 26670), (9906, 25900), (10101, 25400), (10360, 24765), (10668, 24050), (10920, 23495), (11100, 23114), (11544, 22225), (11557, 22200), (12025, 21336), (12700, 20202), (12950, 19812), (13208, 19425), (13335, 19240), (13468, 19050), (13650, 18796), (14097, 18200), (14430, 17780), (15240, 16835), (15540, 16510)]