781616160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1048

約数の個数: 288

約数和(自身を含む): 2942267328

約数和(自身を除く): 2160651168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 96, 104, 117, 120, 129, 130, 144, 156, 160, 172, 180, 195, 208, 215, 234, 240, 258, 260, 288, 312, 344, 360, 387, 390, 416, 430, 468, 480, 516, 520, 559, 585, 624, 645, 688, 720, 774, 780, 860, 936, 971, 1032, 1040, 1118, 1170, 1248, 1290, 1376, 1440, 1548, 1560, 1677, 1720, 1872, 1935, 1942, 2064, 2080, 2236, 2340, 2580, 2795, 2913, 3096, 3120, 3354, 3440, 3744, 3870, 3884, 4128, 4472, 4680, 4855, 5031, 5160, 5590, 5826, 6192, 6240, 6708, 6880, 7740, 7768, 8385, 8739, 8944, 9360, 9710, 10062, 10320, 11180, 11652, 12384, 12623, 13416, 14565, 15480, 15536, 16770, 17478, 17888, 18720, 19420, 20124, 20640, 22360, 23304, 25155, 25246, 26832, 29130, 30960, 31072, 33540, 34956, 37869, 38840, 40248, 41753, 43695, 44720, 46608, 50310, 50492, 53664, 58260, 61920, 63115, 67080, 69912, 75738, 77680, 80496, 83506, 87390, 89440, 93216, 100620, 100984, 113607, 116520, 125259, 126230, 134160, 139824, 151476, 155360, 160992, 167012, 174780, 189345, 201240, 201968, 208765, 227214, 233040, 250518, 252460, 268320, 279648, 302952, 334024, 349560, 375777, 378690, 402480, 403936, 417530, 454428, 466080, 501036, 504920, 542789, 568035, 605904, 626295, 668048, 699120, 751554, 757380, 804960, 835060, 908856, 1002072, 1009840, 1085578, 1136070, 1211808, 1252590, 1336096, 1398240, 1503108, 1514760, 1628367, 1670120, 1817712, 1878885, 2004144, 2019680, 2171156, 2272140, 2505180, 2713945, 3006216, 3029520, 3256734, 3340240, 3635424, 3757770, 4008288, 4342312, 4544280, 4885101, 5010360, 5427890, 6012432, 6059040, 6513468, 6680480, 7515540, 8141835, 8684624, 9088560, 9770202, 10020720, 10855780, 12024864, 13026936, 15031080, 16283670, 17369248, 18177120, 19540404, 20041440, 21711560, 24425505, 26053872, 30062160, 32567340, 39080808, 43423120, 48851010, 52107744, 60124320, 65134680, 78161616, 86846240, 97702020, 130269360, 156323232, 195404040, 260538720, 390808080, 781616160]

約数ペア:

[(1, 781616160), (2, 390808080), (3, 260538720), (4, 195404040), (5, 156323232), (6, 130269360), (8, 97702020), (9, 86846240), (10, 78161616), (12, 65134680), (13, 60124320), (15, 52107744), (16, 48851010), (18, 43423120), (20, 39080808), (24, 32567340), (26, 30062160), (30, 26053872), (32, 24425505), (36, 21711560), (39, 20041440), (40, 19540404), (43, 18177120), (45, 17369248), (48, 16283670), (52, 15031080), (60, 13026936), (65, 12024864), (72, 10855780), (78, 10020720), (80, 9770202), (86, 9088560), (90, 8684624), (96, 8141835), (104, 7515540), (117, 6680480), (120, 6513468), (129, 6059040), (130, 6012432), (144, 5427890), (156, 5010360), (160, 4885101), (172, 4544280), (180, 4342312), (195, 4008288), (208, 3757770), (215, 3635424), (234, 3340240), (240, 3256734), (258, 3029520), (260, 3006216), (288, 2713945), (312, 2505180), (344, 2272140), (360, 2171156), (387, 2019680), (390, 2004144), (416, 1878885), (430, 1817712), (468, 1670120), (480, 1628367), (516, 1514760), (520, 1503108), (559, 1398240), (585, 1336096), (624, 1252590), (645, 1211808), (688, 1136070), (720, 1085578), (774, 1009840), (780, 1002072), (860, 908856), (936, 835060), (971, 804960), (1032, 757380), (1040, 751554), (1118, 699120), (1170, 668048), (1248, 626295), (1290, 605904), (1376, 568035), (1440, 542789), (1548, 504920), (1560, 501036), (1677, 466080), (1720, 454428), (1872, 417530), (1935, 403936), (1942, 402480), (2064, 378690), (2080, 375777), (2236, 349560), (2340, 334024), (2580, 302952), (2795, 279648), (2913, 268320), (3096, 252460), (3120, 250518), (3354, 233040), (3440, 227214), (3744, 208765), (3870, 201968), (3884, 201240), (4128, 189345), (4472, 174780), (4680, 167012), (4855, 160992), (5031, 155360), (5160, 151476), (5590, 139824), (5826, 134160), (6192, 126230), (6240, 125259), (6708, 116520), (6880, 113607), (7740, 100984), (7768, 100620), (8385, 93216), (8739, 89440), (8944, 87390), (9360, 83506), (9710, 80496), (10062, 77680), (10320, 75738), (11180, 69912), (11652, 67080), (12384, 63115), (12623, 61920), (13416, 58260), (14565, 53664), (15480, 50492), (15536, 50310), (16770, 46608), (17478, 44720), (17888, 43695), (18720, 41753), (19420, 40248), (20124, 38840), (20640, 37869), (22360, 34956), (23304, 33540), (25155, 31072), (25246, 30960), (26832, 29130)]