51313080

素因数分解:

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

素因数の和:198

約数の個数: 256

約数和(自身を含む): 196116480

約数和(自身を除く): 144803400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 127, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 254, 259, 260, 273, 280, 296, 312, 364, 370, 381, 390, 420, 444, 455, 481, 508, 518, 520, 546, 555, 635, 728, 740, 762, 777, 780, 840, 888, 889, 910, 962, 1016, 1036, 1092, 1110, 1270, 1295, 1365, 1443, 1480, 1524, 1554, 1560, 1651, 1778, 1820, 1905, 1924, 2072, 2184, 2220, 2405, 2540, 2590, 2667, 2730, 2886, 3048, 3108, 3302, 3367, 3556, 3640, 3810, 3848, 3885, 4440, 4445, 4699, 4810, 4953, 5080, 5180, 5334, 5460, 5772, 6216, 6604, 6734, 7112, 7215, 7620, 7770, 8255, 8890, 9398, 9620, 9906, 10101, 10360, 10668, 10920, 11544, 11557, 13208, 13335, 13468, 14097, 14430, 15240, 15540, 16510, 16835, 17780, 18796, 19240, 19812, 20202, 21336, 23114, 23495, 24765, 26670, 26936, 28194, 28860, 31080, 32893, 33020, 33670, 34671, 35560, 37592, 39624, 40404, 46228, 46990, 49530, 50505, 53340, 56388, 57720, 57785, 61087, 65786, 66040, 67340, 69342, 70485, 80808, 92456, 93980, 98679, 99060, 101010, 106680, 112776, 115570, 122174, 131572, 134680, 138684, 140970, 164465, 173355, 183261, 187960, 197358, 198120, 202020, 231140, 244348, 263144, 277368, 281940, 305435, 328930, 346710, 366522, 394716, 404040, 427609, 462280, 488696, 493395, 563880, 610870, 657860, 693420, 733044, 789432, 855218, 916305, 986790, 1221740, 1282827, 1315720, 1386840, 1466088, 1710436, 1832610, 1973580, 2138045, 2443480, 2565654, 3420872, 3665220, 3947160, 4276090, 5131308, 6414135, 7330440, 8552180, 10262616, 12828270, 17104360, 25656540, 51313080]

約数ペア:

[(1, 51313080), (2, 25656540), (3, 17104360), (4, 12828270), (5, 10262616), (6, 8552180), (7, 7330440), (8, 6414135), (10, 5131308), (12, 4276090), (13, 3947160), (14, 3665220), (15, 3420872), (20, 2565654), (21, 2443480), (24, 2138045), (26, 1973580), (28, 1832610), (30, 1710436), (35, 1466088), (37, 1386840), (39, 1315720), (40, 1282827), (42, 1221740), (52, 986790), (56, 916305), (60, 855218), (65, 789432), (70, 733044), (74, 693420), (78, 657860), (84, 610870), (91, 563880), (104, 493395), (105, 488696), (111, 462280), (120, 427609), (127, 404040), (130, 394716), (140, 366522), (148, 346710), (156, 328930), (168, 305435), (182, 281940), (185, 277368), (195, 263144), (210, 244348), (222, 231140), (254, 202020), (259, 198120), (260, 197358), (273, 187960), (280, 183261), (296, 173355), (312, 164465), (364, 140970), (370, 138684), (381, 134680), (390, 131572), (420, 122174), (444, 115570), (455, 112776), (481, 106680), (508, 101010), (518, 99060), (520, 98679), (546, 93980), (555, 92456), (635, 80808), (728, 70485), (740, 69342), (762, 67340), (777, 66040), (780, 65786), (840, 61087), (888, 57785), (889, 57720), (910, 56388), (962, 53340), (1016, 50505), (1036, 49530), (1092, 46990), (1110, 46228), (1270, 40404), (1295, 39624), (1365, 37592), (1443, 35560), (1480, 34671), (1524, 33670), (1554, 33020), (1560, 32893), (1651, 31080), (1778, 28860), (1820, 28194), (1905, 26936), (1924, 26670), (2072, 24765), (2184, 23495), (2220, 23114), (2405, 21336), (2540, 20202), (2590, 19812), (2667, 19240), (2730, 18796), (2886, 17780), (3048, 16835), (3108, 16510), (3302, 15540), (3367, 15240), (3556, 14430), (3640, 14097), (3810, 13468), (3848, 13335), (3885, 13208), (4440, 11557), (4445, 11544), (4699, 10920), (4810, 10668), (4953, 10360), (5080, 10101), (5180, 9906), (5334, 9620), (5460, 9398), (5772, 8890), (6216, 8255), (6604, 7770), (6734, 7620), (7112, 7215)]