249208960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 256

約数和(自身を含む): 801964800

約数和(自身を除く): 552755840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 389, 416, 440, 448, 455, 520, 560, 572, 616, 640, 704, 715, 728, 770, 778, 832, 880, 896, 910, 1001, 1040, 1120, 1144, 1232, 1408, 1430, 1456, 1540, 1556, 1664, 1760, 1820, 1945, 2002, 2080, 2240, 2288, 2464, 2723, 2860, 2912, 3080, 3112, 3520, 3640, 3890, 4004, 4160, 4279, 4480, 4576, 4928, 5005, 5057, 5446, 5720, 5824, 6160, 6224, 7040, 7280, 7780, 8008, 8320, 8558, 9152, 9856, 10010, 10114, 10892, 11440, 11648, 12320, 12448, 13615, 14560, 15560, 16016, 17116, 18304, 20020, 20228, 21395, 21784, 22880, 24640, 24896, 25285, 27230, 29120, 29953, 31120, 32032, 34232, 35399, 40040, 40456, 42790, 43568, 45760, 49280, 49792, 50570, 54460, 55627, 58240, 59906, 62240, 64064, 68464, 70798, 80080, 80912, 85580, 87136, 91520, 101140, 108920, 111254, 119812, 124480, 128128, 136928, 141596, 149765, 160160, 161824, 171160, 174272, 176995, 202280, 217840, 222508, 239624, 248960, 273856, 278135, 283192, 299530, 320320, 323648, 342320, 348544, 353990, 389389, 404560, 435680, 445016, 479248, 547712, 556270, 566384, 599060, 640640, 647296, 684640, 707980, 778778, 809120, 871360, 890032, 958496, 1112540, 1132768, 1198120, 1369280, 1415960, 1557556, 1618240, 1742720, 1780064, 1916992, 1946945, 2225080, 2265536, 2396240, 2738560, 2831920, 3115112, 3236480, 3560128, 3833984, 3893890, 4450160, 4531072, 4792480, 5663840, 6230224, 7120256, 7787780, 8900320, 9584960, 11327680, 12460448, 15575560, 17800640, 19169920, 22655360, 24920896, 31151120, 35601280, 49841792, 62302240, 124604480, 249208960]

約数ペア:

[(1, 249208960), (2, 124604480), (4, 62302240), (5, 49841792), (7, 35601280), (8, 31151120), (10, 24920896), (11, 22655360), (13, 19169920), (14, 17800640), (16, 15575560), (20, 12460448), (22, 11327680), (26, 9584960), (28, 8900320), (32, 7787780), (35, 7120256), (40, 6230224), (44, 5663840), (52, 4792480), (55, 4531072), (56, 4450160), (64, 3893890), (65, 3833984), (70, 3560128), (77, 3236480), (80, 3115112), (88, 2831920), (91, 2738560), (104, 2396240), (110, 2265536), (112, 2225080), (128, 1946945), (130, 1916992), (140, 1780064), (143, 1742720), (154, 1618240), (160, 1557556), (176, 1415960), (182, 1369280), (208, 1198120), (220, 1132768), (224, 1112540), (260, 958496), (280, 890032), (286, 871360), (308, 809120), (320, 778778), (352, 707980), (364, 684640), (385, 647296), (389, 640640), (416, 599060), (440, 566384), (448, 556270), (455, 547712), (520, 479248), (560, 445016), (572, 435680), (616, 404560), (640, 389389), (704, 353990), (715, 348544), (728, 342320), (770, 323648), (778, 320320), (832, 299530), (880, 283192), (896, 278135), (910, 273856), (1001, 248960), (1040, 239624), (1120, 222508), (1144, 217840), (1232, 202280), (1408, 176995), (1430, 174272), (1456, 171160), (1540, 161824), (1556, 160160), (1664, 149765), (1760, 141596), (1820, 136928), (1945, 128128), (2002, 124480), (2080, 119812), (2240, 111254), (2288, 108920), (2464, 101140), (2723, 91520), (2860, 87136), (2912, 85580), (3080, 80912), (3112, 80080), (3520, 70798), (3640, 68464), (3890, 64064), (4004, 62240), (4160, 59906), (4279, 58240), (4480, 55627), (4576, 54460), (4928, 50570), (5005, 49792), (5057, 49280), (5446, 45760), (5720, 43568), (5824, 42790), (6160, 40456), (6224, 40040), (7040, 35399), (7280, 34232), (7780, 32032), (8008, 31120), (8320, 29953), (8558, 29120), (9152, 27230), (9856, 25285), (10010, 24896), (10114, 24640), (10892, 22880), (11440, 21784), (11648, 21395), (12320, 20228), (12448, 20020), (13615, 18304), (14560, 17116), (15560, 16016)]