140547680

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 419126400

約数和(自身を除く): 278578720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 197, 208, 224, 245, 260, 280, 343, 364, 392, 394, 416, 455, 490, 520, 560, 637, 686, 728, 784, 788, 910, 980, 985, 1040, 1120, 1274, 1372, 1379, 1456, 1568, 1576, 1715, 1820, 1960, 1970, 2080, 2548, 2561, 2744, 2758, 2912, 3152, 3185, 3430, 3640, 3920, 3940, 4459, 5096, 5122, 5488, 5516, 6304, 6370, 6860, 6895, 7280, 7840, 7880, 8918, 9653, 10192, 10244, 10976, 11032, 12740, 12805, 13720, 13790, 14560, 15760, 17836, 17927, 19306, 20384, 20488, 22064, 22295, 25480, 25610, 27440, 27580, 31520, 35672, 35854, 38612, 40976, 44128, 44590, 48265, 50960, 51220, 54880, 55160, 67571, 71344, 71708, 77224, 81952, 89180, 89635, 96530, 101920, 102440, 110320, 125489, 135142, 142688, 143416, 154448, 178360, 179270, 193060, 204880, 220640, 250978, 270284, 286832, 308896, 337855, 356720, 358540, 386120, 409760, 501956, 540568, 573664, 627445, 675710, 713440, 717080, 772240, 878423, 1003912, 1081136, 1254890, 1351420, 1434160, 1544480, 1756846, 2007824, 2162272, 2509780, 2702840, 2868320, 3513692, 4015648, 4392115, 5019560, 5405680, 7027384, 8784230, 10039120, 10811360, 14054768, 17568460, 20078240, 28109536, 35136920, 70273840, 140547680]

約数ペア:

[(1, 140547680), (2, 70273840), (4, 35136920), (5, 28109536), (7, 20078240), (8, 17568460), (10, 14054768), (13, 10811360), (14, 10039120), (16, 8784230), (20, 7027384), (26, 5405680), (28, 5019560), (32, 4392115), (35, 4015648), (40, 3513692), (49, 2868320), (52, 2702840), (56, 2509780), (65, 2162272), (70, 2007824), (80, 1756846), (91, 1544480), (98, 1434160), (104, 1351420), (112, 1254890), (130, 1081136), (140, 1003912), (160, 878423), (182, 772240), (196, 717080), (197, 713440), (208, 675710), (224, 627445), (245, 573664), (260, 540568), (280, 501956), (343, 409760), (364, 386120), (392, 358540), (394, 356720), (416, 337855), (455, 308896), (490, 286832), (520, 270284), (560, 250978), (637, 220640), (686, 204880), (728, 193060), (784, 179270), (788, 178360), (910, 154448), (980, 143416), (985, 142688), (1040, 135142), (1120, 125489), (1274, 110320), (1372, 102440), (1379, 101920), (1456, 96530), (1568, 89635), (1576, 89180), (1715, 81952), (1820, 77224), (1960, 71708), (1970, 71344), (2080, 67571), (2548, 55160), (2561, 54880), (2744, 51220), (2758, 50960), (2912, 48265), (3152, 44590), (3185, 44128), (3430, 40976), (3640, 38612), (3920, 35854), (3940, 35672), (4459, 31520), (5096, 27580), (5122, 27440), (5488, 25610), (5516, 25480), (6304, 22295), (6370, 22064), (6860, 20488), (6895, 20384), (7280, 19306), (7840, 17927), (7880, 17836), (8918, 15760), (9653, 14560), (10192, 13790), (10244, 13720), (10976, 12805), (11032, 12740)]