254929920

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{2371}}^1$

素因数の和:2406

約数の個数: 176

約数和(自身を含む): 932252928

約数和(自身を除く): 677323008

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, 2371, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 4742, 5120, 5376, 6720, 7113, 7168, 7680, 8960, 9484, 10752, 11855, 13440, 14226, 15360, 16597, 17920, 18968, 21504, 23710, 26880, 28452, 33194, 35565, 35840, 37936, 47420, 49791, 53760, 56904, 66388, 71130, 75872, 82985, 94840, 99582, 107520, 113808, 132776, 142260, 151744, 165970, 189680, 199164, 227616, 248955, 265552, 284520, 303488, 331940, 379360, 398328, 455232, 497910, 531104, 569040, 606976, 663880, 758720, 796656, 910464, 995820, 1062208, 1138080, 1213952, 1327760, 1517440, 1593312, 1820928, 1991640, 2124416, 2276160, 2427904, 2655520, 3034880, 3186624, 3641856, 3983280, 4248832, 4552320, 5311040, 6069760, 6373248, 7283712, 7966560, 8497664, 9104640, 10622080, 12139520, 12746496, 15933120, 16995328, 18209280, 21244160, 25492992, 31866240, 36418560, 42488320, 50985984, 63732480, 84976640, 127464960, 254929920]

約数ペア:

[(1, 254929920), (2, 127464960), (3, 84976640), (4, 63732480), (5, 50985984), (6, 42488320), (7, 36418560), (8, 31866240), (10, 25492992), (12, 21244160), (14, 18209280), (15, 16995328), (16, 15933120), (20, 12746496), (21, 12139520), (24, 10622080), (28, 9104640), (30, 8497664), (32, 7966560), (35, 7283712), (40, 6373248), (42, 6069760), (48, 5311040), (56, 4552320), (60, 4248832), (64, 3983280), (70, 3641856), (80, 3186624), (84, 3034880), (96, 2655520), (105, 2427904), (112, 2276160), (120, 2124416), (128, 1991640), (140, 1820928), (160, 1593312), (168, 1517440), (192, 1327760), (210, 1213952), (224, 1138080), (240, 1062208), (256, 995820), (280, 910464), (320, 796656), (336, 758720), (384, 663880), (420, 606976), (448, 569040), (480, 531104), (512, 497910), (560, 455232), (640, 398328), (672, 379360), (768, 331940), (840, 303488), (896, 284520), (960, 265552), (1024, 248955), (1120, 227616), (1280, 199164), (1344, 189680), (1536, 165970), (1680, 151744), (1792, 142260), (1920, 132776), (2240, 113808), (2371, 107520), (2560, 99582), (2688, 94840), (3072, 82985), (3360, 75872), (3584, 71130), (3840, 66388), (4480, 56904), (4742, 53760), (5120, 49791), (5376, 47420), (6720, 37936), (7113, 35840), (7168, 35565), (7680, 33194), (8960, 28452), (9484, 26880), (10752, 23710), (11855, 21504), (13440, 18968), (14226, 17920), (15360, 16597)]