27457920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{227}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 111628800

約数和(自身を除く): 84170880

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, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 227, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 454, 480, 504, 540, 560, 576, 630, 640, 672, 681, 720, 756, 840, 864, 896, 908, 945, 960, 1008, 1080, 1120, 1135, 1152, 1260, 1344, 1362, 1440, 1512, 1589, 1680, 1728, 1816, 1890, 1920, 2016, 2043, 2160, 2240, 2270, 2520, 2688, 2724, 2880, 3024, 3178, 3360, 3405, 3456, 3632, 3780, 4032, 4086, 4320, 4480, 4540, 4767, 5040, 5448, 5760, 6048, 6129, 6356, 6720, 6810, 7264, 7560, 7945, 8064, 8172, 8640, 9080, 9534, 10080, 10215, 10896, 12096, 12258, 12712, 13440, 13620, 14301, 14528, 15120, 15890, 16344, 17280, 18160, 19068, 20160, 20430, 21792, 23835, 24192, 24516, 25424, 27240, 28602, 29056, 30240, 30645, 31780, 32688, 36320, 38136, 40320, 40860, 42903, 43584, 47670, 49032, 50848, 54480, 57204, 60480, 61290, 63560, 65376, 71505, 72640, 76272, 81720, 85806, 87168, 95340, 98064, 101696, 108960, 114408, 120960, 122580, 127120, 130752, 143010, 145280, 152544, 163440, 171612, 190680, 196128, 203392, 214515, 217920, 228816, 245160, 254240, 261504, 286020, 305088, 326880, 343224, 381360, 392256, 429030, 435840, 457632, 490320, 508480, 572040, 610176, 653760, 686448, 762720, 784512, 858060, 915264, 980640, 1016960, 1144080, 1307520, 1372896, 1525440, 1716120, 1830528, 1961280, 2288160, 2745792, 3050880, 3432240, 3922560, 4576320, 5491584, 6864480, 9152640, 13728960, 27457920]

約数ペア:

[(1, 27457920), (2, 13728960), (3, 9152640), (4, 6864480), (5, 5491584), (6, 4576320), (7, 3922560), (8, 3432240), (9, 3050880), (10, 2745792), (12, 2288160), (14, 1961280), (15, 1830528), (16, 1716120), (18, 1525440), (20, 1372896), (21, 1307520), (24, 1144080), (27, 1016960), (28, 980640), (30, 915264), (32, 858060), (35, 784512), (36, 762720), (40, 686448), (42, 653760), (45, 610176), (48, 572040), (54, 508480), (56, 490320), (60, 457632), (63, 435840), (64, 429030), (70, 392256), (72, 381360), (80, 343224), (84, 326880), (90, 305088), (96, 286020), (105, 261504), (108, 254240), (112, 245160), (120, 228816), (126, 217920), (128, 214515), (135, 203392), (140, 196128), (144, 190680), (160, 171612), (168, 163440), (180, 152544), (189, 145280), (192, 143010), (210, 130752), (216, 127120), (224, 122580), (227, 120960), (240, 114408), (252, 108960), (270, 101696), (280, 98064), (288, 95340), (315, 87168), (320, 85806), (336, 81720), (360, 76272), (378, 72640), (384, 71505), (420, 65376), (432, 63560), (448, 61290), (454, 60480), (480, 57204), (504, 54480), (540, 50848), (560, 49032), (576, 47670), (630, 43584), (640, 42903), (672, 40860), (681, 40320), (720, 38136), (756, 36320), (840, 32688), (864, 31780), (896, 30645), (908, 30240), (945, 29056), (960, 28602), (1008, 27240), (1080, 25424), (1120, 24516), (1135, 24192), (1152, 23835), (1260, 21792), (1344, 20430), (1362, 20160), (1440, 19068), (1512, 18160), (1589, 17280), (1680, 16344), (1728, 15890), (1816, 15120), (1890, 14528), (1920, 14301), (2016, 13620), (2043, 13440), (2160, 12712), (2240, 12258), (2270, 12096), (2520, 10896), (2688, 10215), (2724, 10080), (2880, 9534), (3024, 9080), (3178, 8640), (3360, 8172), (3405, 8064), (3456, 7945), (3632, 7560), (3780, 7264), (4032, 6810), (4086, 6720), (4320, 6356), (4480, 6129), (4540, 6048), (4767, 5760), (5040, 5448)]