259398720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{4289}}^1$

素因数の和:4322

約数の個数: 224

約数和(自身を含む): 1046073600

約数和(自身を除く): 786674880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4289, 4320, 5040, 6048, 6720, 7560, 8578, 8640, 10080, 12096, 12867, 15120, 17156, 20160, 21445, 25734, 30023, 30240, 34312, 38601, 42890, 51468, 60046, 60480, 64335, 68624, 77202, 85780, 90069, 102936, 115803, 120092, 128670, 137248, 150115, 154404, 171560, 180138, 193005, 205872, 231606, 240184, 257340, 270207, 274496, 300230, 308808, 343120, 360276, 386010, 411744, 450345, 463212, 480368, 514680, 540414, 579015, 600460, 617616, 686240, 720552, 772020, 810621, 823488, 900690, 926424, 960736, 1029360, 1080828, 1158030, 1200920, 1235232, 1351035, 1372480, 1441104, 1544040, 1621242, 1801380, 1852848, 1921472, 2058720, 2161656, 2316060, 2401840, 2470464, 2702070, 2882208, 3088080, 3242484, 3602760, 3705696, 4053105, 4117440, 4323312, 4632120, 4803680, 5404140, 5764416, 6176160, 6484968, 7205520, 7411392, 8106210, 8646624, 9264240, 9607360, 10808280, 12352320, 12969936, 14411040, 16212420, 17293248, 18528480, 21616560, 25939872, 28822080, 32424840, 37056960, 43233120, 51879744, 64849680, 86466240, 129699360, 259398720]

約数ペア:

[(1, 259398720), (2, 129699360), (3, 86466240), (4, 64849680), (5, 51879744), (6, 43233120), (7, 37056960), (8, 32424840), (9, 28822080), (10, 25939872), (12, 21616560), (14, 18528480), (15, 17293248), (16, 16212420), (18, 14411040), (20, 12969936), (21, 12352320), (24, 10808280), (27, 9607360), (28, 9264240), (30, 8646624), (32, 8106210), (35, 7411392), (36, 7205520), (40, 6484968), (42, 6176160), (45, 5764416), (48, 5404140), (54, 4803680), (56, 4632120), (60, 4323312), (63, 4117440), (64, 4053105), (70, 3705696), (72, 3602760), (80, 3242484), (84, 3088080), (90, 2882208), (96, 2702070), (105, 2470464), (108, 2401840), (112, 2316060), (120, 2161656), (126, 2058720), (135, 1921472), (140, 1852848), (144, 1801380), (160, 1621242), (168, 1544040), (180, 1441104), (189, 1372480), (192, 1351035), (210, 1235232), (216, 1200920), (224, 1158030), (240, 1080828), (252, 1029360), (270, 960736), (280, 926424), (288, 900690), (315, 823488), (320, 810621), (336, 772020), (360, 720552), (378, 686240), (420, 617616), (432, 600460), (448, 579015), (480, 540414), (504, 514680), (540, 480368), (560, 463212), (576, 450345), (630, 411744), (672, 386010), (720, 360276), (756, 343120), (840, 308808), (864, 300230), (945, 274496), (960, 270207), (1008, 257340), (1080, 240184), (1120, 231606), (1260, 205872), (1344, 193005), (1440, 180138), (1512, 171560), (1680, 154404), (1728, 150115), (1890, 137248), (2016, 128670), (2160, 120092), (2240, 115803), (2520, 102936), (2880, 90069), (3024, 85780), (3360, 77202), (3780, 68624), (4032, 64335), (4289, 60480), (4320, 60046), (5040, 51468), (6048, 42890), (6720, 38601), (7560, 34312), (8578, 30240), (8640, 30023), (10080, 25734), (12096, 21445), (12867, 20160), (15120, 17156)]