21239393280

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{197539}}^1$

素因数の和:197574

約数の個数: 176

約数和(自身を含む): 77637960960

約数和(自身を除く): 56398567680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 5120, 5376, 6720, 7168, 7680, 8960, 10752, 13440, 15360, 17920, 21504, 26880, 35840, 53760, 107520, 197539, 395078, 592617, 790156, 987695, 1185234, 1382773, 1580312, 1975390, 2370468, 2765546, 2963085, 3160624, 3950780, 4148319, 4740936, 5531092, 5926170, 6321248, 6913865, 7901560, 8296638, 9481872, 11062184, 11852340, 12642496, 13827730, 15803120, 16593276, 18963744, 20741595, 22124368, 23704680, 25284992, 27655460, 31606240, 33186552, 37927488, 41483190, 44248736, 47409360, 50569984, 55310920, 63212480, 66373104, 75854976, 82966380, 88497472, 94818720, 101139968, 110621840, 126424960, 132746208, 151709952, 165932760, 176994944, 189637440, 202279936, 221243680, 252849920, 265492416, 303419904, 331865520, 353989888, 379274880, 442487360, 505699840, 530984832, 606839808, 663731040, 707979776, 758549760, 884974720, 1011399680, 1061969664, 1327462080, 1415959552, 1517099520, 1769949440, 2123939328, 2654924160, 3034199040, 3539898880, 4247878656, 5309848320, 7079797760, 10619696640, 21239393280]

約数ペア:

[(1, 21239393280), (2, 10619696640), (3, 7079797760), (4, 5309848320), (5, 4247878656), (6, 3539898880), (7, 3034199040), (8, 2654924160), (10, 2123939328), (12, 1769949440), (14, 1517099520), (15, 1415959552), (16, 1327462080), (20, 1061969664), (21, 1011399680), (24, 884974720), (28, 758549760), (30, 707979776), (32, 663731040), (35, 606839808), (40, 530984832), (42, 505699840), (48, 442487360), (56, 379274880), (60, 353989888), (64, 331865520), (70, 303419904), (80, 265492416), (84, 252849920), (96, 221243680), (105, 202279936), (112, 189637440), (120, 176994944), (128, 165932760), (140, 151709952), (160, 132746208), (168, 126424960), (192, 110621840), (210, 101139968), (224, 94818720), (240, 88497472), (256, 82966380), (280, 75854976), (320, 66373104), (336, 63212480), (384, 55310920), (420, 50569984), (448, 47409360), (480, 44248736), (512, 41483190), (560, 37927488), (640, 33186552), (672, 31606240), (768, 27655460), (840, 25284992), (896, 23704680), (960, 22124368), (1024, 20741595), (1120, 18963744), (1280, 16593276), (1344, 15803120), (1536, 13827730), (1680, 12642496), (1792, 11852340), (1920, 11062184), (2240, 9481872), (2560, 8296638), (2688, 7901560), (3072, 6913865), (3360, 6321248), (3584, 5926170), (3840, 5531092), (4480, 4740936), (5120, 4148319), (5376, 3950780), (6720, 3160624), (7168, 2963085), (7680, 2765546), (8960, 2370468), (10752, 1975390), (13440, 1580312), (15360, 1382773), (17920, 1185234), (21504, 987695), (26880, 790156), (35840, 592617), (53760, 395078), (107520, 197539)]