380302720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 1079310960

約数和(自身を除く): 699008240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 67, 70, 80, 98, 112, 128, 134, 140, 160, 181, 196, 224, 245, 268, 280, 320, 335, 362, 392, 448, 469, 490, 536, 560, 640, 670, 724, 784, 896, 905, 938, 980, 1072, 1120, 1267, 1340, 1448, 1568, 1810, 1876, 1960, 2144, 2240, 2345, 2534, 2680, 2896, 3136, 3283, 3620, 3752, 3920, 4288, 4480, 4690, 5068, 5360, 5792, 6272, 6335, 6566, 7240, 7504, 7840, 8576, 8869, 9380, 10136, 10720, 11584, 12127, 12670, 13132, 14480, 15008, 15680, 16415, 17738, 18760, 20272, 21440, 23168, 24254, 25340, 26264, 28960, 30016, 31360, 32830, 35476, 37520, 40544, 42880, 44345, 48508, 50680, 52528, 57920, 60032, 60635, 65660, 70952, 75040, 81088, 84889, 88690, 97016, 101360, 105056, 115840, 121270, 131320, 141904, 150080, 162176, 169778, 177380, 194032, 202720, 210112, 242540, 262640, 283808, 300160, 339556, 354760, 388064, 405440, 420224, 424445, 485080, 525280, 567616, 594223, 679112, 709520, 776128, 810880, 848890, 970160, 1050560, 1135232, 1188446, 1358224, 1419040, 1552256, 1697780, 1940320, 2101120, 2376892, 2716448, 2838080, 2971115, 3395560, 3880640, 4753784, 5432896, 5676160, 5942230, 6791120, 7761280, 9507568, 10865792, 11884460, 13582240, 19015136, 23768920, 27164480, 38030272, 47537840, 54328960, 76060544, 95075680, 190151360, 380302720]

約数ペア:

[(1, 380302720), (2, 190151360), (4, 95075680), (5, 76060544), (7, 54328960), (8, 47537840), (10, 38030272), (14, 27164480), (16, 23768920), (20, 19015136), (28, 13582240), (32, 11884460), (35, 10865792), (40, 9507568), (49, 7761280), (56, 6791120), (64, 5942230), (67, 5676160), (70, 5432896), (80, 4753784), (98, 3880640), (112, 3395560), (128, 2971115), (134, 2838080), (140, 2716448), (160, 2376892), (181, 2101120), (196, 1940320), (224, 1697780), (245, 1552256), (268, 1419040), (280, 1358224), (320, 1188446), (335, 1135232), (362, 1050560), (392, 970160), (448, 848890), (469, 810880), (490, 776128), (536, 709520), (560, 679112), (640, 594223), (670, 567616), (724, 525280), (784, 485080), (896, 424445), (905, 420224), (938, 405440), (980, 388064), (1072, 354760), (1120, 339556), (1267, 300160), (1340, 283808), (1448, 262640), (1568, 242540), (1810, 210112), (1876, 202720), (1960, 194032), (2144, 177380), (2240, 169778), (2345, 162176), (2534, 150080), (2680, 141904), (2896, 131320), (3136, 121270), (3283, 115840), (3620, 105056), (3752, 101360), (3920, 97016), (4288, 88690), (4480, 84889), (4690, 81088), (5068, 75040), (5360, 70952), (5792, 65660), (6272, 60635), (6335, 60032), (6566, 57920), (7240, 52528), (7504, 50680), (7840, 48508), (8576, 44345), (8869, 42880), (9380, 40544), (10136, 37520), (10720, 35476), (11584, 32830), (12127, 31360), (12670, 30016), (13132, 28960), (14480, 26264), (15008, 25340), (15680, 24254), (16415, 23168), (17738, 21440), (18760, 20272)]