278998720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 336

約数和(自身を含む): 910303488

約数和(自身を除く): 631304768

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, 67, 70, 77, 80, 88, 91, 104, 110, 112, 130, 134, 140, 143, 154, 160, 169, 176, 182, 208, 220, 224, 260, 268, 280, 286, 308, 320, 335, 338, 352, 364, 385, 416, 440, 448, 455, 469, 520, 536, 560, 572, 616, 670, 676, 704, 715, 728, 737, 770, 832, 845, 871, 880, 910, 938, 1001, 1040, 1072, 1120, 1144, 1183, 1232, 1340, 1352, 1430, 1456, 1474, 1540, 1690, 1742, 1760, 1820, 1859, 1876, 2002, 2080, 2144, 2240, 2288, 2345, 2366, 2464, 2680, 2704, 2860, 2912, 2948, 3080, 3380, 3484, 3520, 3640, 3685, 3718, 3752, 4004, 4160, 4288, 4355, 4576, 4690, 4732, 4928, 5005, 5159, 5360, 5408, 5720, 5824, 5896, 5915, 6097, 6160, 6760, 6968, 7280, 7370, 7436, 7504, 8008, 8710, 9152, 9295, 9380, 9464, 9581, 10010, 10318, 10720, 10816, 11323, 11440, 11792, 11830, 12194, 12320, 13013, 13520, 13936, 14560, 14740, 14872, 15008, 16016, 17420, 18590, 18760, 18928, 19162, 20020, 20636, 21440, 22646, 22880, 23584, 23660, 24388, 24640, 25795, 26026, 27040, 27872, 29120, 29480, 29744, 30016, 30485, 32032, 34840, 37180, 37520, 37856, 38324, 40040, 41272, 45292, 45760, 47168, 47320, 47905, 48776, 51590, 52052, 54080, 55744, 56615, 58960, 59488, 60970, 64064, 65065, 67067, 69680, 74360, 75040, 75712, 76648, 79261, 80080, 82544, 90584, 94640, 95810, 97552, 103180, 104104, 113230, 117920, 118976, 121940, 124553, 130130, 134134, 139360, 148720, 150080, 153296, 158522, 160160, 165088, 181168, 189280, 191620, 195104, 206360, 208208, 226460, 235840, 243880, 249106, 260260, 268268, 278720, 297440, 306592, 317044, 320320, 330176, 335335, 362336, 378560, 383240, 390208, 396305, 412720, 416416, 452920, 487760, 498212, 520520, 536536, 594880, 613184, 622765, 634088, 670670, 724672, 766480, 792610, 825440, 832832, 871871, 905840, 975520, 996424, 1041040, 1073072, 1245530, 1268176, 1341340, 1532960, 1585220, 1650880, 1743742, 1811680, 1951040, 1992848, 2082080, 2146144, 2491060, 2536352, 2682680, 3065920, 3170440, 3487484, 3623360, 3985696, 4164160, 4292288, 4359355, 4982120, 5072704, 5365360, 6340880, 6974968, 7971392, 8718710, 9964240, 10730720, 12681760, 13949936, 17437420, 19928480, 21461440, 25363520, 27899872, 34874840, 39856960, 55799744, 69749680, 139499360, 278998720]

約数ペア:

[(1, 278998720), (2, 139499360), (4, 69749680), (5, 55799744), (7, 39856960), (8, 34874840), (10, 27899872), (11, 25363520), (13, 21461440), (14, 19928480), (16, 17437420), (20, 13949936), (22, 12681760), (26, 10730720), (28, 9964240), (32, 8718710), (35, 7971392), (40, 6974968), (44, 6340880), (52, 5365360), (55, 5072704), (56, 4982120), (64, 4359355), (65, 4292288), (67, 4164160), (70, 3985696), (77, 3623360), (80, 3487484), (88, 3170440), (91, 3065920), (104, 2682680), (110, 2536352), (112, 2491060), (130, 2146144), (134, 2082080), (140, 1992848), (143, 1951040), (154, 1811680), (160, 1743742), (169, 1650880), (176, 1585220), (182, 1532960), (208, 1341340), (220, 1268176), (224, 1245530), (260, 1073072), (268, 1041040), (280, 996424), (286, 975520), (308, 905840), (320, 871871), (335, 832832), (338, 825440), (352, 792610), (364, 766480), (385, 724672), (416, 670670), (440, 634088), (448, 622765), (455, 613184), (469, 594880), (520, 536536), (536, 520520), (560, 498212), (572, 487760), (616, 452920), (670, 416416), (676, 412720), (704, 396305), (715, 390208), (728, 383240), (737, 378560), (770, 362336), (832, 335335), (845, 330176), (871, 320320), (880, 317044), (910, 306592), (938, 297440), (1001, 278720), (1040, 268268), (1072, 260260), (1120, 249106), (1144, 243880), (1183, 235840), (1232, 226460), (1340, 208208), (1352, 206360), (1430, 195104), (1456, 191620), (1474, 189280), (1540, 181168), (1690, 165088), (1742, 160160), (1760, 158522), (1820, 153296), (1859, 150080), (1876, 148720), (2002, 139360), (2080, 134134), (2144, 130130), (2240, 124553), (2288, 121940), (2345, 118976), (2366, 117920), (2464, 113230), (2680, 104104), (2704, 103180), (2860, 97552), (2912, 95810), (2948, 94640), (3080, 90584), (3380, 82544), (3484, 80080), (3520, 79261), (3640, 76648), (3685, 75712), (3718, 75040), (3752, 74360), (4004, 69680), (4160, 67067), (4288, 65065), (4355, 64064), (4576, 60970), (4690, 59488), (4732, 58960), (4928, 56615), (5005, 55744), (5159, 54080), (5360, 52052), (5408, 51590), (5720, 48776), (5824, 47905), (5896, 47320), (5915, 47168), (6097, 45760), (6160, 45292), (6760, 41272), (6968, 40040), (7280, 38324), (7370, 37856), (7436, 37520), (7504, 37180), (8008, 34840), (8710, 32032), (9152, 30485), (9295, 30016), (9380, 29744), (9464, 29480), (9581, 29120), (10010, 27872), (10318, 27040), (10720, 26026), (10816, 25795), (11323, 24640), (11440, 24388), (11792, 23660), (11830, 23584), (12194, 22880), (12320, 22646), (13013, 21440), (13520, 20636), (13936, 20020), (14560, 19162), (14740, 18928), (14872, 18760), (15008, 18590), (16016, 17420)]