279537440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:371

約数の個数: 192

約数和(自身を含む): 827076096

約数和(自身を除く): 547538656

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 73, 80, 91, 104, 112, 130, 140, 146, 160, 182, 208, 224, 260, 263, 280, 292, 364, 365, 416, 455, 511, 520, 526, 560, 584, 728, 730, 910, 949, 1022, 1040, 1052, 1120, 1168, 1315, 1456, 1460, 1820, 1841, 1898, 2044, 2080, 2104, 2336, 2555, 2630, 2912, 2920, 3419, 3640, 3682, 3796, 4088, 4208, 4745, 5110, 5260, 5840, 6643, 6838, 7280, 7364, 7592, 8176, 8416, 9205, 9490, 10220, 10520, 11680, 13286, 13676, 14560, 14728, 15184, 16352, 17095, 18410, 18980, 19199, 20440, 21040, 23933, 26572, 27352, 29456, 30368, 33215, 34190, 36820, 37960, 38398, 40880, 42080, 47866, 53144, 54704, 58912, 66430, 68380, 73640, 75920, 76796, 81760, 95732, 95995, 106288, 109408, 119665, 132860, 134393, 136760, 147280, 151840, 153592, 191464, 191990, 212576, 239330, 249587, 265720, 268786, 273520, 294560, 307184, 382928, 383980, 478660, 499174, 531440, 537572, 547040, 614368, 671965, 765856, 767960, 957320, 998348, 1062880, 1075144, 1247935, 1343930, 1535920, 1747109, 1914640, 1996696, 2150288, 2495870, 2687860, 3071840, 3494218, 3829280, 3993392, 4300576, 4991740, 5375720, 6988436, 7986784, 8735545, 9983480, 10751440, 13976872, 17471090, 19966960, 21502880, 27953744, 34942180, 39933920, 55907488, 69884360, 139768720, 279537440]

約数ペア:

[(1, 279537440), (2, 139768720), (4, 69884360), (5, 55907488), (7, 39933920), (8, 34942180), (10, 27953744), (13, 21502880), (14, 19966960), (16, 17471090), (20, 13976872), (26, 10751440), (28, 9983480), (32, 8735545), (35, 7986784), (40, 6988436), (52, 5375720), (56, 4991740), (65, 4300576), (70, 3993392), (73, 3829280), (80, 3494218), (91, 3071840), (104, 2687860), (112, 2495870), (130, 2150288), (140, 1996696), (146, 1914640), (160, 1747109), (182, 1535920), (208, 1343930), (224, 1247935), (260, 1075144), (263, 1062880), (280, 998348), (292, 957320), (364, 767960), (365, 765856), (416, 671965), (455, 614368), (511, 547040), (520, 537572), (526, 531440), (560, 499174), (584, 478660), (728, 383980), (730, 382928), (910, 307184), (949, 294560), (1022, 273520), (1040, 268786), (1052, 265720), (1120, 249587), (1168, 239330), (1315, 212576), (1456, 191990), (1460, 191464), (1820, 153592), (1841, 151840), (1898, 147280), (2044, 136760), (2080, 134393), (2104, 132860), (2336, 119665), (2555, 109408), (2630, 106288), (2912, 95995), (2920, 95732), (3419, 81760), (3640, 76796), (3682, 75920), (3796, 73640), (4088, 68380), (4208, 66430), (4745, 58912), (5110, 54704), (5260, 53144), (5840, 47866), (6643, 42080), (6838, 40880), (7280, 38398), (7364, 37960), (7592, 36820), (8176, 34190), (8416, 33215), (9205, 30368), (9490, 29456), (10220, 27352), (10520, 26572), (11680, 23933), (13286, 21040), (13676, 20440), (14560, 19199), (14728, 18980), (15184, 18410), (16352, 17095)]