258478080

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{601}}^1$

素因数の和:640

約数の個数: 208

約数和(自身を含む): 946748544

約数和(自身を除く): 688270464

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, 601, 640, 672, 768, 840, 896, 960, 1024, 1120, 1202, 1280, 1344, 1536, 1680, 1792, 1803, 1920, 2048, 2240, 2404, 2560, 2688, 3005, 3072, 3360, 3584, 3606, 3840, 4096, 4207, 4480, 4808, 5120, 5376, 6010, 6144, 6720, 7168, 7212, 7680, 8414, 8960, 9015, 9616, 10240, 10752, 12020, 12288, 12621, 13440, 14336, 14424, 15360, 16828, 17920, 18030, 19232, 20480, 21035, 21504, 24040, 25242, 26880, 28672, 28848, 30720, 33656, 35840, 36060, 38464, 42070, 43008, 48080, 50484, 53760, 57696, 61440, 63105, 67312, 71680, 72120, 76928, 84140, 86016, 96160, 100968, 107520, 115392, 126210, 134624, 143360, 144240, 153856, 168280, 192320, 201936, 215040, 230784, 252420, 269248, 288480, 307712, 336560, 384640, 403872, 430080, 461568, 504840, 538496, 576960, 615424, 673120, 769280, 807744, 923136, 1009680, 1076992, 1153920, 1230848, 1346240, 1538560, 1615488, 1846272, 2019360, 2153984, 2307840, 2461696, 2692480, 3077120, 3230976, 3692544, 4038720, 4307968, 4615680, 5384960, 6154240, 6461952, 7385088, 8077440, 8615936, 9231360, 10769920, 12308480, 12923904, 16154880, 17231872, 18462720, 21539840, 25847808, 32309760, 36925440, 43079680, 51695616, 64619520, 86159360, 129239040, 258478080]

約数ペア:

[(1, 258478080), (2, 129239040), (3, 86159360), (4, 64619520), (5, 51695616), (6, 43079680), (7, 36925440), (8, 32309760), (10, 25847808), (12, 21539840), (14, 18462720), (15, 17231872), (16, 16154880), (20, 12923904), (21, 12308480), (24, 10769920), (28, 9231360), (30, 8615936), (32, 8077440), (35, 7385088), (40, 6461952), (42, 6154240), (48, 5384960), (56, 4615680), (60, 4307968), (64, 4038720), (70, 3692544), (80, 3230976), (84, 3077120), (96, 2692480), (105, 2461696), (112, 2307840), (120, 2153984), (128, 2019360), (140, 1846272), (160, 1615488), (168, 1538560), (192, 1346240), (210, 1230848), (224, 1153920), (240, 1076992), (256, 1009680), (280, 923136), (320, 807744), (336, 769280), (384, 673120), (420, 615424), (448, 576960), (480, 538496), (512, 504840), (560, 461568), (601, 430080), (640, 403872), (672, 384640), (768, 336560), (840, 307712), (896, 288480), (960, 269248), (1024, 252420), (1120, 230784), (1202, 215040), (1280, 201936), (1344, 192320), (1536, 168280), (1680, 153856), (1792, 144240), (1803, 143360), (1920, 134624), (2048, 126210), (2240, 115392), (2404, 107520), (2560, 100968), (2688, 96160), (3005, 86016), (3072, 84140), (3360, 76928), (3584, 72120), (3606, 71680), (3840, 67312), (4096, 63105), (4207, 61440), (4480, 57696), (4808, 53760), (5120, 50484), (5376, 48080), (6010, 43008), (6144, 42070), (6720, 38464), (7168, 36060), (7212, 35840), (7680, 33656), (8414, 30720), (8960, 28848), (9015, 28672), (9616, 26880), (10240, 25242), (10752, 24040), (12020, 21504), (12288, 21035), (12621, 20480), (13440, 19232), (14336, 18030), (14424, 17920), (15360, 16828)]