2556207360

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31699}}^1$

素因数の和:31733

約数の個数: 216

約数和(自身を含む): 10107988800

約数和(自身を除く): 7551781440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 31699, 40320, 63398, 80640, 95097, 126796, 158495, 190194, 221893, 253592, 285291, 316990, 380388, 443786, 475485, 507184, 570582, 633980, 665679, 760776, 887572, 950970, 1014368, 1109465, 1141164, 1267960, 1331358, 1426455, 1521552, 1775144, 1901940, 1997037, 2028736, 2218930, 2282328, 2535920, 2662716, 2852910, 3043104, 3328395, 3550288, 3803880, 3994074, 4057472, 4437860, 4564656, 5071840, 5325432, 5705820, 6086208, 6656790, 7100576, 7607760, 7988148, 8114944, 8875720, 9129312, 9985185, 10143680, 10650864, 11411640, 12172416, 13313580, 14201152, 15215520, 15976296, 17751440, 18258624, 19970370, 20287360, 21301728, 22823280, 24344832, 26627160, 28402304, 30431040, 31952592, 35502880, 36517248, 39940740, 40574720, 42603456, 45646560, 53254320, 56804608, 60862080, 63905184, 71005760, 73034496, 79881480, 85206912, 91293120, 106508640, 121724160, 127810368, 142011520, 159762960, 170413824, 182586240, 213017280, 255620736, 284023040, 319525920, 365172480, 426034560, 511241472, 639051840, 852069120, 1278103680, 2556207360]

約数ペア:

[(1, 2556207360), (2, 1278103680), (3, 852069120), (4, 639051840), (5, 511241472), (6, 426034560), (7, 365172480), (8, 319525920), (9, 284023040), (10, 255620736), (12, 213017280), (14, 182586240), (15, 170413824), (16, 159762960), (18, 142011520), (20, 127810368), (21, 121724160), (24, 106508640), (28, 91293120), (30, 85206912), (32, 79881480), (35, 73034496), (36, 71005760), (40, 63905184), (42, 60862080), (45, 56804608), (48, 53254320), (56, 45646560), (60, 42603456), (63, 40574720), (64, 39940740), (70, 36517248), (72, 35502880), (80, 31952592), (84, 30431040), (90, 28402304), (96, 26627160), (105, 24344832), (112, 22823280), (120, 21301728), (126, 20287360), (128, 19970370), (140, 18258624), (144, 17751440), (160, 15976296), (168, 15215520), (180, 14201152), (192, 13313580), (210, 12172416), (224, 11411640), (240, 10650864), (252, 10143680), (256, 9985185), (280, 9129312), (288, 8875720), (315, 8114944), (320, 7988148), (336, 7607760), (360, 7100576), (384, 6656790), (420, 6086208), (448, 5705820), (480, 5325432), (504, 5071840), (560, 4564656), (576, 4437860), (630, 4057472), (640, 3994074), (672, 3803880), (720, 3550288), (768, 3328395), (840, 3043104), (896, 2852910), (960, 2662716), (1008, 2535920), (1120, 2282328), (1152, 2218930), (1260, 2028736), (1280, 1997037), (1344, 1901940), (1440, 1775144), (1680, 1521552), (1792, 1426455), (1920, 1331358), (2016, 1267960), (2240, 1141164), (2304, 1109465), (2520, 1014368), (2688, 950970), (2880, 887572), (3360, 760776), (3840, 665679), (4032, 633980), (4480, 570582), (5040, 507184), (5376, 475485), (5760, 443786), (6720, 380388), (8064, 316990), (8960, 285291), (10080, 253592), (11520, 221893), (13440, 190194), (16128, 158495), (20160, 126796), (26880, 95097), (31699, 80640), (40320, 63398)]