1291298400

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{25621}}^1$

素因数の和:25654

約数の個数: 216

約数和(自身を含む): 5204135664

約数和(自身を除く): 3912837264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 336, 350, 360, 400, 420, 450, 480, 504, 525, 560, 600, 630, 672, 700, 720, 800, 840, 900, 1008, 1050, 1120, 1200, 1260, 1400, 1440, 1575, 1680, 1800, 2016, 2100, 2400, 2520, 2800, 3150, 3360, 3600, 4200, 5040, 5600, 6300, 7200, 8400, 10080, 12600, 16800, 25200, 25621, 50400, 51242, 76863, 102484, 128105, 153726, 179347, 204968, 230589, 256210, 307452, 358694, 384315, 409936, 461178, 512420, 538041, 614904, 640525, 717388, 768630, 819872, 896735, 922356, 1024840, 1076082, 1152945, 1229808, 1281050, 1434776, 1537260, 1614123, 1793470, 1844712, 1921575, 2049680, 2152164, 2305890, 2459616, 2562100, 2690205, 2869552, 3074520, 3228246, 3586940, 3689424, 3843150, 4099360, 4304328, 4483675, 4611780, 5124200, 5380410, 5739104, 5764725, 6149040, 6456492, 7173880, 7378848, 7686300, 8070615, 8608656, 8967350, 9223560, 10248400, 10760820, 11529450, 12298080, 12912984, 13451025, 14347760, 15372600, 16141230, 17217312, 17934700, 18447120, 20496800, 21521640, 23058900, 25825968, 26902050, 28695520, 30745200, 32282460, 35869400, 36894240, 40353075, 43043280, 46117800, 51651936, 53804100, 61490400, 64564920, 71738800, 80706150, 86086560, 92235600, 107608200, 129129840, 143477600, 161412300, 184471200, 215216400, 258259680, 322824600, 430432800, 645649200, 1291298400]

約数ペア:

[(1, 1291298400), (2, 645649200), (3, 430432800), (4, 322824600), (5, 258259680), (6, 215216400), (7, 184471200), (8, 161412300), (9, 143477600), (10, 129129840), (12, 107608200), (14, 92235600), (15, 86086560), (16, 80706150), (18, 71738800), (20, 64564920), (21, 61490400), (24, 53804100), (25, 51651936), (28, 46117800), (30, 43043280), (32, 40353075), (35, 36894240), (36, 35869400), (40, 32282460), (42, 30745200), (45, 28695520), (48, 26902050), (50, 25825968), (56, 23058900), (60, 21521640), (63, 20496800), (70, 18447120), (72, 17934700), (75, 17217312), (80, 16141230), (84, 15372600), (90, 14347760), (96, 13451025), (100, 12912984), (105, 12298080), (112, 11529450), (120, 10760820), (126, 10248400), (140, 9223560), (144, 8967350), (150, 8608656), (160, 8070615), (168, 7686300), (175, 7378848), (180, 7173880), (200, 6456492), (210, 6149040), (224, 5764725), (225, 5739104), (240, 5380410), (252, 5124200), (280, 4611780), (288, 4483675), (300, 4304328), (315, 4099360), (336, 3843150), (350, 3689424), (360, 3586940), (400, 3228246), (420, 3074520), (450, 2869552), (480, 2690205), (504, 2562100), (525, 2459616), (560, 2305890), (600, 2152164), (630, 2049680), (672, 1921575), (700, 1844712), (720, 1793470), (800, 1614123), (840, 1537260), (900, 1434776), (1008, 1281050), (1050, 1229808), (1120, 1152945), (1200, 1076082), (1260, 1024840), (1400, 922356), (1440, 896735), (1575, 819872), (1680, 768630), (1800, 717388), (2016, 640525), (2100, 614904), (2400, 538041), (2520, 512420), (2800, 461178), (3150, 409936), (3360, 384315), (3600, 358694), (4200, 307452), (5040, 256210), (5600, 230589), (6300, 204968), (7200, 179347), (8400, 153726), (10080, 128105), (12600, 102484), (16800, 76863), (25200, 51242), (25621, 50400)]