207889920

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{1289}}^1$

素因数の和:1325

約数の個数: 240

約数和(自身を含む): 823474080

約数和(自身を除く): 615584160

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, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1289, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2578, 2688, 2880, 3360, 3584, 3840, 3867, 4032, 4480, 4608, 5040, 5156, 5376, 5760, 6445, 6720, 7680, 7734, 8064, 8960, 9023, 10080, 10312, 10752, 11520, 11601, 12890, 13440, 15468, 16128, 17920, 18046, 19335, 20160, 20624, 23040, 23202, 25780, 26880, 27069, 30936, 32256, 36092, 38670, 40320, 41248, 45115, 46404, 51560, 53760, 54138, 58005, 61872, 72184, 77340, 80640, 81207, 82496, 90230, 92808, 103120, 108276, 116010, 123744, 135345, 144368, 154680, 161280, 162414, 164992, 180460, 185616, 206240, 216552, 232020, 247488, 270690, 288736, 309360, 324828, 329984, 360920, 371232, 406035, 412480, 433104, 464040, 494976, 541380, 577472, 618720, 649656, 659968, 721840, 742464, 812070, 824960, 866208, 928080, 989952, 1082760, 1154944, 1237440, 1299312, 1443680, 1484928, 1624140, 1649920, 1732416, 1856160, 1979904, 2165520, 2309888, 2474880, 2598624, 2887360, 2969856, 3248280, 3299840, 3464832, 3712320, 4331040, 4619776, 4949760, 5197248, 5774720, 5939712, 6496560, 6929664, 7424640, 8662080, 9899520, 10394496, 11549440, 12993120, 13859328, 14849280, 17324160, 20788992, 23098880, 25986240, 29698560, 34648320, 41577984, 51972480, 69296640, 103944960, 207889920]

約数ペア:

[(1, 207889920), (2, 103944960), (3, 69296640), (4, 51972480), (5, 41577984), (6, 34648320), (7, 29698560), (8, 25986240), (9, 23098880), (10, 20788992), (12, 17324160), (14, 14849280), (15, 13859328), (16, 12993120), (18, 11549440), (20, 10394496), (21, 9899520), (24, 8662080), (28, 7424640), (30, 6929664), (32, 6496560), (35, 5939712), (36, 5774720), (40, 5197248), (42, 4949760), (45, 4619776), (48, 4331040), (56, 3712320), (60, 3464832), (63, 3299840), (64, 3248280), (70, 2969856), (72, 2887360), (80, 2598624), (84, 2474880), (90, 2309888), (96, 2165520), (105, 1979904), (112, 1856160), (120, 1732416), (126, 1649920), (128, 1624140), (140, 1484928), (144, 1443680), (160, 1299312), (168, 1237440), (180, 1154944), (192, 1082760), (210, 989952), (224, 928080), (240, 866208), (252, 824960), (256, 812070), (280, 742464), (288, 721840), (315, 659968), (320, 649656), (336, 618720), (360, 577472), (384, 541380), (420, 494976), (448, 464040), (480, 433104), (504, 412480), (512, 406035), (560, 371232), (576, 360920), (630, 329984), (640, 324828), (672, 309360), (720, 288736), (768, 270690), (840, 247488), (896, 232020), (960, 216552), (1008, 206240), (1120, 185616), (1152, 180460), (1260, 164992), (1280, 162414), (1289, 161280), (1344, 154680), (1440, 144368), (1536, 135345), (1680, 123744), (1792, 116010), (1920, 108276), (2016, 103120), (2240, 92808), (2304, 90230), (2520, 82496), (2560, 81207), (2578, 80640), (2688, 77340), (2880, 72184), (3360, 61872), (3584, 58005), (3840, 54138), (3867, 53760), (4032, 51560), (4480, 46404), (4608, 45115), (5040, 41248), (5156, 40320), (5376, 38670), (5760, 36092), (6445, 32256), (6720, 30936), (7680, 27069), (7734, 26880), (8064, 25780), (8960, 23202), (9023, 23040), (10080, 20624), (10312, 20160), (10752, 19335), (11520, 18046), (11601, 17920), (12890, 16128), (13440, 15468)]