256516012480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{284159}}^1$

素因数の和:284227

約数の個数: 224

約数和(自身を含む): 776043233280

約数和(自身を除く): 519527220800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 728, 806, 832, 868, 910, 992, 1040, 1085, 1120, 1240, 1456, 1612, 1736, 1820, 1984, 2015, 2080, 2170, 2240, 2480, 2821, 2912, 3224, 3472, 3640, 4030, 4160, 4340, 4960, 5642, 5824, 6448, 6944, 7280, 8060, 8680, 9920, 11284, 12896, 13888, 14105, 14560, 16120, 17360, 22568, 25792, 28210, 29120, 32240, 34720, 45136, 56420, 64480, 69440, 90272, 112840, 128960, 180544, 225680, 284159, 451360, 568318, 902720, 1136636, 1420795, 1989113, 2273272, 2841590, 3694067, 3978226, 4546544, 5683180, 7388134, 7956452, 8808929, 9093088, 9945565, 11366360, 14776268, 15912904, 17617858, 18186176, 18470335, 19891130, 22732720, 25858469, 29552536, 31825808, 35235716, 36940670, 39782260, 44044645, 45465440, 51716938, 59105072, 61662503, 63651616, 70471432, 73881340, 79564520, 88089290, 90930880, 103433876, 114516077, 118210144, 123325006, 127303232, 129292345, 140942864, 147762680, 159129040, 176178580, 206867752, 229032154, 236420288, 246650012, 258584690, 281885728, 295525360, 308312515, 318258080, 352357160, 413735504, 458064308, 493300024, 517169380, 563771456, 572580385, 591050720, 616625030, 636516160, 704714320, 801612539, 827471008, 916128616, 986600048, 1034338760, 1145160770, 1182101440, 1233250060, 1409428640, 1603225078, 1654942016, 1832257232, 1973200096, 2068677520, 2290321540, 2466500120, 2818857280, 3206450156, 3664514464, 3946400192, 4008062695, 4137355040, 4580643080, 4933000240, 6412900312, 7329028928, 8016125390, 8274710080, 9161286160, 9866000480, 12825800624, 16032250780, 18322572320, 19732000960, 25651601248, 32064501560, 36645144640, 51303202496, 64129003120, 128258006240, 256516012480]

約数ペア:

[(1, 256516012480), (2, 128258006240), (4, 64129003120), (5, 51303202496), (7, 36645144640), (8, 32064501560), (10, 25651601248), (13, 19732000960), (14, 18322572320), (16, 16032250780), (20, 12825800624), (26, 9866000480), (28, 9161286160), (31, 8274710080), (32, 8016125390), (35, 7329028928), (40, 6412900312), (52, 4933000240), (56, 4580643080), (62, 4137355040), (64, 4008062695), (65, 3946400192), (70, 3664514464), (80, 3206450156), (91, 2818857280), (104, 2466500120), (112, 2290321540), (124, 2068677520), (130, 1973200096), (140, 1832257232), (155, 1654942016), (160, 1603225078), (182, 1409428640), (208, 1233250060), (217, 1182101440), (224, 1145160770), (248, 1034338760), (260, 986600048), (280, 916128616), (310, 827471008), (320, 801612539), (364, 704714320), (403, 636516160), (416, 616625030), (434, 591050720), (448, 572580385), (455, 563771456), (496, 517169380), (520, 493300024), (560, 458064308), (620, 413735504), (728, 352357160), (806, 318258080), (832, 308312515), (868, 295525360), (910, 281885728), (992, 258584690), (1040, 246650012), (1085, 236420288), (1120, 229032154), (1240, 206867752), (1456, 176178580), (1612, 159129040), (1736, 147762680), (1820, 140942864), (1984, 129292345), (2015, 127303232), (2080, 123325006), (2170, 118210144), (2240, 114516077), (2480, 103433876), (2821, 90930880), (2912, 88089290), (3224, 79564520), (3472, 73881340), (3640, 70471432), (4030, 63651616), (4160, 61662503), (4340, 59105072), (4960, 51716938), (5642, 45465440), (5824, 44044645), (6448, 39782260), (6944, 36940670), (7280, 35235716), (8060, 31825808), (8680, 29552536), (9920, 25858469), (11284, 22732720), (12896, 19891130), (13888, 18470335), (14105, 18186176), (14560, 17617858), (16120, 15912904), (17360, 14776268), (22568, 11366360), (25792, 9945565), (28210, 9093088), (29120, 8808929), (32240, 7956452), (34720, 7388134), (45136, 5683180), (56420, 4546544), (64480, 3978226), (69440, 3694067), (90272, 2841590), (112840, 2273272), (128960, 1989113), (180544, 1420795), (225680, 1136636), (284159, 902720), (451360, 568318)]