26439840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 288

約数和(自身を含む): 107243136

約数和(自身を除く): 80803296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 86, 90, 96, 105, 112, 120, 122, 126, 129, 140, 144, 160, 168, 172, 180, 183, 210, 215, 224, 240, 244, 252, 258, 280, 288, 301, 305, 315, 336, 344, 360, 366, 387, 420, 427, 430, 480, 488, 504, 516, 549, 560, 602, 610, 630, 645, 672, 688, 720, 732, 774, 840, 854, 860, 903, 915, 976, 1008, 1032, 1098, 1120, 1204, 1220, 1260, 1281, 1290, 1376, 1440, 1464, 1505, 1548, 1680, 1708, 1720, 1806, 1830, 1935, 1952, 2016, 2064, 2135, 2196, 2408, 2440, 2520, 2562, 2580, 2623, 2709, 2745, 2928, 3010, 3096, 3360, 3416, 3440, 3612, 3660, 3843, 3870, 4128, 4270, 4392, 4515, 4816, 4880, 5040, 5124, 5160, 5246, 5418, 5490, 5856, 6020, 6192, 6405, 6832, 6880, 7224, 7320, 7686, 7740, 7869, 8540, 8784, 9030, 9632, 9760, 10080, 10248, 10320, 10492, 10836, 10980, 12040, 12384, 12810, 13115, 13545, 13664, 14448, 14640, 15372, 15480, 15738, 17080, 17568, 18060, 18361, 19215, 20496, 20640, 20984, 21672, 21960, 23607, 24080, 25620, 26230, 27090, 28896, 29280, 30744, 30960, 31476, 34160, 36120, 36722, 38430, 39345, 40992, 41968, 43344, 43920, 47214, 48160, 51240, 52460, 54180, 55083, 61488, 61920, 62952, 68320, 72240, 73444, 76860, 78690, 83936, 86688, 87840, 91805, 94428, 102480, 104920, 108360, 110166, 118035, 122976, 125904, 144480, 146888, 153720, 157380, 165249, 183610, 188856, 204960, 209840, 216720, 220332, 236070, 251808, 275415, 293776, 307440, 314760, 330498, 367220, 377712, 419680, 433440, 440664, 472140, 550830, 587552, 614880, 629520, 660996, 734440, 755424, 826245, 881328, 944280, 1101660, 1259040, 1321992, 1468880, 1652490, 1762656, 1888560, 2203320, 2643984, 2937760, 3304980, 3777120, 4406640, 5287968, 6609960, 8813280, 13219920, 26439840]

約数ペア:

[(1, 26439840), (2, 13219920), (3, 8813280), (4, 6609960), (5, 5287968), (6, 4406640), (7, 3777120), (8, 3304980), (9, 2937760), (10, 2643984), (12, 2203320), (14, 1888560), (15, 1762656), (16, 1652490), (18, 1468880), (20, 1321992), (21, 1259040), (24, 1101660), (28, 944280), (30, 881328), (32, 826245), (35, 755424), (36, 734440), (40, 660996), (42, 629520), (43, 614880), (45, 587552), (48, 550830), (56, 472140), (60, 440664), (61, 433440), (63, 419680), (70, 377712), (72, 367220), (80, 330498), (84, 314760), (86, 307440), (90, 293776), (96, 275415), (105, 251808), (112, 236070), (120, 220332), (122, 216720), (126, 209840), (129, 204960), (140, 188856), (144, 183610), (160, 165249), (168, 157380), (172, 153720), (180, 146888), (183, 144480), (210, 125904), (215, 122976), (224, 118035), (240, 110166), (244, 108360), (252, 104920), (258, 102480), (280, 94428), (288, 91805), (301, 87840), (305, 86688), (315, 83936), (336, 78690), (344, 76860), (360, 73444), (366, 72240), (387, 68320), (420, 62952), (427, 61920), (430, 61488), (480, 55083), (488, 54180), (504, 52460), (516, 51240), (549, 48160), (560, 47214), (602, 43920), (610, 43344), (630, 41968), (645, 40992), (672, 39345), (688, 38430), (720, 36722), (732, 36120), (774, 34160), (840, 31476), (854, 30960), (860, 30744), (903, 29280), (915, 28896), (976, 27090), (1008, 26230), (1032, 25620), (1098, 24080), (1120, 23607), (1204, 21960), (1220, 21672), (1260, 20984), (1281, 20640), (1290, 20496), (1376, 19215), (1440, 18361), (1464, 18060), (1505, 17568), (1548, 17080), (1680, 15738), (1708, 15480), (1720, 15372), (1806, 14640), (1830, 14448), (1935, 13664), (1952, 13545), (2016, 13115), (2064, 12810), (2135, 12384), (2196, 12040), (2408, 10980), (2440, 10836), (2520, 10492), (2562, 10320), (2580, 10248), (2623, 10080), (2709, 9760), (2745, 9632), (2928, 9030), (3010, 8784), (3096, 8540), (3360, 7869), (3416, 7740), (3440, 7686), (3612, 7320), (3660, 7224), (3843, 6880), (3870, 6832), (4128, 6405), (4270, 6192), (4392, 6020), (4515, 5856), (4816, 5490), (4880, 5418), (5040, 5246), (5124, 5160)]