251551440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 320

約数和(自身を含む): 1005649920

約数和(自身を除く): 754098480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 127, 131, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 254, 262, 270, 280, 315, 336, 360, 378, 381, 393, 420, 432, 504, 508, 524, 540, 560, 630, 635, 655, 720, 756, 762, 786, 840, 889, 917, 945, 1008, 1016, 1048, 1080, 1143, 1179, 1260, 1270, 1310, 1512, 1524, 1572, 1680, 1778, 1834, 1890, 1905, 1965, 2032, 2096, 2160, 2286, 2358, 2520, 2540, 2620, 2667, 2751, 3024, 3048, 3144, 3429, 3537, 3556, 3668, 3780, 3810, 3930, 4445, 4572, 4585, 4716, 5040, 5080, 5240, 5334, 5502, 5715, 5895, 6096, 6288, 6858, 7074, 7112, 7336, 7560, 7620, 7860, 8001, 8253, 8890, 9144, 9170, 9432, 10160, 10480, 10668, 11004, 11430, 11790, 13335, 13716, 13755, 14148, 14224, 14672, 15120, 15240, 15720, 16002, 16506, 16637, 17145, 17685, 17780, 18288, 18340, 18864, 21336, 22008, 22860, 23580, 24003, 24759, 26670, 27432, 27510, 28296, 30480, 31440, 32004, 33012, 33274, 34290, 35370, 35560, 36680, 40005, 41265, 42672, 44016, 45720, 47160, 48006, 49518, 49911, 53340, 54864, 55020, 56592, 64008, 66024, 66548, 68580, 70740, 71120, 73360, 80010, 82530, 83185, 91440, 94320, 96012, 99036, 99822, 106680, 110040, 116459, 120015, 123795, 128016, 132048, 133096, 137160, 141480, 149733, 160020, 165060, 166370, 192024, 198072, 199644, 213360, 220080, 232918, 240030, 247590, 249555, 266192, 274320, 282960, 299466, 320040, 330120, 332740, 349377, 384048, 396144, 399288, 449199, 465836, 480060, 495180, 499110, 582295, 598932, 640080, 660240, 665480, 698754, 748665, 798576, 898398, 931672, 960120, 990360, 998220, 1048131, 1164590, 1197864, 1330960, 1397508, 1497330, 1746885, 1796796, 1863344, 1920240, 1980720, 1996440, 2096262, 2245995, 2329180, 2395728, 2795016, 2994660, 3144393, 3493770, 3593592, 3992880, 4192524, 4491990, 4658360, 5240655, 5590032, 5989320, 6288786, 6987540, 7187184, 8385048, 8983980, 9316720, 10481310, 11978640, 12577572, 13975080, 15721965, 16770096, 17967960, 20962620, 25155144, 27950160, 31443930, 35935920, 41925240, 50310288, 62887860, 83850480, 125775720, 251551440]

約数ペア:

[(1, 251551440), (2, 125775720), (3, 83850480), (4, 62887860), (5, 50310288), (6, 41925240), (7, 35935920), (8, 31443930), (9, 27950160), (10, 25155144), (12, 20962620), (14, 17967960), (15, 16770096), (16, 15721965), (18, 13975080), (20, 12577572), (21, 11978640), (24, 10481310), (27, 9316720), (28, 8983980), (30, 8385048), (35, 7187184), (36, 6987540), (40, 6288786), (42, 5989320), (45, 5590032), (48, 5240655), (54, 4658360), (56, 4491990), (60, 4192524), (63, 3992880), (70, 3593592), (72, 3493770), (80, 3144393), (84, 2994660), (90, 2795016), (105, 2395728), (108, 2329180), (112, 2245995), (120, 2096262), (126, 1996440), (127, 1980720), (131, 1920240), (135, 1863344), (140, 1796796), (144, 1746885), (168, 1497330), (180, 1397508), (189, 1330960), (210, 1197864), (216, 1164590), (240, 1048131), (252, 998220), (254, 990360), (262, 960120), (270, 931672), (280, 898398), (315, 798576), (336, 748665), (360, 698754), (378, 665480), (381, 660240), (393, 640080), (420, 598932), (432, 582295), (504, 499110), (508, 495180), (524, 480060), (540, 465836), (560, 449199), (630, 399288), (635, 396144), (655, 384048), (720, 349377), (756, 332740), (762, 330120), (786, 320040), (840, 299466), (889, 282960), (917, 274320), (945, 266192), (1008, 249555), (1016, 247590), (1048, 240030), (1080, 232918), (1143, 220080), (1179, 213360), (1260, 199644), (1270, 198072), (1310, 192024), (1512, 166370), (1524, 165060), (1572, 160020), (1680, 149733), (1778, 141480), (1834, 137160), (1890, 133096), (1905, 132048), (1965, 128016), (2032, 123795), (2096, 120015), (2160, 116459), (2286, 110040), (2358, 106680), (2520, 99822), (2540, 99036), (2620, 96012), (2667, 94320), (2751, 91440), (3024, 83185), (3048, 82530), (3144, 80010), (3429, 73360), (3537, 71120), (3556, 70740), (3668, 68580), (3780, 66548), (3810, 66024), (3930, 64008), (4445, 56592), (4572, 55020), (4585, 54864), (4716, 53340), (5040, 49911), (5080, 49518), (5240, 48006), (5334, 47160), (5502, 45720), (5715, 44016), (5895, 42672), (6096, 41265), (6288, 40005), (6858, 36680), (7074, 35560), (7112, 35370), (7336, 34290), (7560, 33274), (7620, 33012), (7860, 32004), (8001, 31440), (8253, 30480), (8890, 28296), (9144, 27510), (9170, 27432), (9432, 26670), (10160, 24759), (10480, 24003), (10668, 23580), (11004, 22860), (11430, 22008), (11790, 21336), (13335, 18864), (13716, 18340), (13755, 18288), (14148, 17780), (14224, 17685), (14672, 17145), (15120, 16637), (15240, 16506), (15720, 16002)]