261800640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 224

約数和(自身を含む): 934272960

約数和(自身を除く): 672472320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 157, 160, 180, 192, 193, 216, 240, 270, 288, 314, 320, 360, 386, 432, 471, 480, 540, 576, 579, 628, 720, 772, 785, 864, 942, 960, 965, 1080, 1158, 1256, 1413, 1440, 1544, 1570, 1728, 1737, 1884, 1930, 2160, 2316, 2355, 2512, 2826, 2880, 2895, 3088, 3140, 3474, 3768, 3860, 4239, 4320, 4632, 4710, 5024, 5211, 5652, 5790, 6176, 6280, 6948, 7065, 7536, 7720, 8478, 8640, 8685, 9264, 9420, 10048, 10422, 11304, 11580, 12352, 12560, 13896, 14130, 15072, 15440, 16956, 17370, 18528, 18840, 20844, 21195, 22608, 23160, 25120, 26055, 27792, 28260, 30144, 30301, 30880, 33912, 34740, 37056, 37680, 41688, 42390, 45216, 46320, 50240, 52110, 55584, 56520, 60602, 61760, 67824, 69480, 75360, 83376, 84780, 90432, 90903, 92640, 104220, 111168, 113040, 121204, 135648, 138960, 150720, 151505, 166752, 169560, 181806, 185280, 208440, 226080, 242408, 271296, 272709, 277920, 303010, 333504, 339120, 363612, 416880, 452160, 454515, 484816, 545418, 555840, 606020, 678240, 727224, 818127, 833760, 909030, 969632, 1090836, 1212040, 1356480, 1363545, 1454448, 1636254, 1667520, 1818060, 1939264, 2181672, 2424080, 2727090, 2908896, 3272508, 3636120, 4090635, 4363344, 4848160, 5454180, 5817792, 6545016, 7272240, 8181270, 8726688, 9696320, 10908360, 13090032, 14544480, 16362540, 17453376, 21816720, 26180064, 29088960, 32725080, 43633440, 52360128, 65450160, 87266880, 130900320, 261800640]

約数ペア:

[(1, 261800640), (2, 130900320), (3, 87266880), (4, 65450160), (5, 52360128), (6, 43633440), (8, 32725080), (9, 29088960), (10, 26180064), (12, 21816720), (15, 17453376), (16, 16362540), (18, 14544480), (20, 13090032), (24, 10908360), (27, 9696320), (30, 8726688), (32, 8181270), (36, 7272240), (40, 6545016), (45, 5817792), (48, 5454180), (54, 4848160), (60, 4363344), (64, 4090635), (72, 3636120), (80, 3272508), (90, 2908896), (96, 2727090), (108, 2424080), (120, 2181672), (135, 1939264), (144, 1818060), (157, 1667520), (160, 1636254), (180, 1454448), (192, 1363545), (193, 1356480), (216, 1212040), (240, 1090836), (270, 969632), (288, 909030), (314, 833760), (320, 818127), (360, 727224), (386, 678240), (432, 606020), (471, 555840), (480, 545418), (540, 484816), (576, 454515), (579, 452160), (628, 416880), (720, 363612), (772, 339120), (785, 333504), (864, 303010), (942, 277920), (960, 272709), (965, 271296), (1080, 242408), (1158, 226080), (1256, 208440), (1413, 185280), (1440, 181806), (1544, 169560), (1570, 166752), (1728, 151505), (1737, 150720), (1884, 138960), (1930, 135648), (2160, 121204), (2316, 113040), (2355, 111168), (2512, 104220), (2826, 92640), (2880, 90903), (2895, 90432), (3088, 84780), (3140, 83376), (3474, 75360), (3768, 69480), (3860, 67824), (4239, 61760), (4320, 60602), (4632, 56520), (4710, 55584), (5024, 52110), (5211, 50240), (5652, 46320), (5790, 45216), (6176, 42390), (6280, 41688), (6948, 37680), (7065, 37056), (7536, 34740), (7720, 33912), (8478, 30880), (8640, 30301), (8685, 30144), (9264, 28260), (9420, 27792), (10048, 26055), (10422, 25120), (11304, 23160), (11580, 22608), (12352, 21195), (12560, 20844), (13896, 18840), (14130, 18528), (15072, 17370), (15440, 16956)]