254974720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 824140800

約数和(自身を除く): 569166080

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, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 199, 208, 220, 224, 256, 260, 280, 286, 308, 320, 352, 364, 385, 398, 416, 440, 448, 455, 520, 560, 572, 616, 640, 704, 715, 728, 770, 796, 832, 880, 896, 910, 995, 1001, 1040, 1120, 1144, 1232, 1280, 1393, 1408, 1430, 1456, 1540, 1592, 1664, 1760, 1792, 1820, 1990, 2002, 2080, 2189, 2240, 2288, 2464, 2587, 2786, 2816, 2860, 2912, 3080, 3184, 3328, 3520, 3640, 3980, 4004, 4160, 4378, 4480, 4576, 4928, 5005, 5174, 5572, 5720, 5824, 6160, 6368, 6965, 7040, 7280, 7960, 8008, 8320, 8756, 8960, 9152, 9856, 10010, 10348, 10945, 11144, 11440, 11648, 12320, 12736, 12935, 13930, 14080, 14560, 15323, 15920, 16016, 16640, 17512, 18109, 18304, 19712, 20020, 20696, 21890, 22288, 22880, 23296, 24640, 25472, 25870, 27860, 28457, 29120, 30646, 31840, 32032, 35024, 36218, 36608, 40040, 41392, 43780, 44576, 45760, 49280, 50944, 51740, 55720, 56914, 58240, 61292, 63680, 64064, 70048, 72436, 76615, 80080, 82784, 87560, 89152, 90545, 91520, 98560, 103480, 111440, 113828, 116480, 122584, 127360, 128128, 140096, 142285, 144872, 153230, 160160, 165568, 175120, 178304, 181090, 183040, 199199, 206960, 222880, 227656, 245168, 254720, 256256, 280192, 284570, 289744, 306460, 320320, 331136, 350240, 356608, 362180, 398398, 413920, 445760, 455312, 490336, 560384, 569140, 579488, 612920, 640640, 662272, 700480, 724360, 796796, 827840, 891520, 910624, 980672, 995995, 1138280, 1158976, 1225840, 1281280, 1400960, 1448720, 1593592, 1655680, 1783040, 1821248, 1961344, 1991990, 2276560, 2317952, 2451680, 2801920, 2897440, 3187184, 3311360, 3642496, 3922688, 3983980, 4553120, 4635904, 4903360, 5794880, 6374368, 7284992, 7967960, 9106240, 9806720, 11589760, 12748736, 15935920, 18212480, 19613440, 23179520, 25497472, 31871840, 36424960, 50994944, 63743680, 127487360, 254974720]

約数ペア:

[(1, 254974720), (2, 127487360), (4, 63743680), (5, 50994944), (7, 36424960), (8, 31871840), (10, 25497472), (11, 23179520), (13, 19613440), (14, 18212480), (16, 15935920), (20, 12748736), (22, 11589760), (26, 9806720), (28, 9106240), (32, 7967960), (35, 7284992), (40, 6374368), (44, 5794880), (52, 4903360), (55, 4635904), (56, 4553120), (64, 3983980), (65, 3922688), (70, 3642496), (77, 3311360), (80, 3187184), (88, 2897440), (91, 2801920), (104, 2451680), (110, 2317952), (112, 2276560), (128, 1991990), (130, 1961344), (140, 1821248), (143, 1783040), (154, 1655680), (160, 1593592), (176, 1448720), (182, 1400960), (199, 1281280), (208, 1225840), (220, 1158976), (224, 1138280), (256, 995995), (260, 980672), (280, 910624), (286, 891520), (308, 827840), (320, 796796), (352, 724360), (364, 700480), (385, 662272), (398, 640640), (416, 612920), (440, 579488), (448, 569140), (455, 560384), (520, 490336), (560, 455312), (572, 445760), (616, 413920), (640, 398398), (704, 362180), (715, 356608), (728, 350240), (770, 331136), (796, 320320), (832, 306460), (880, 289744), (896, 284570), (910, 280192), (995, 256256), (1001, 254720), (1040, 245168), (1120, 227656), (1144, 222880), (1232, 206960), (1280, 199199), (1393, 183040), (1408, 181090), (1430, 178304), (1456, 175120), (1540, 165568), (1592, 160160), (1664, 153230), (1760, 144872), (1792, 142285), (1820, 140096), (1990, 128128), (2002, 127360), (2080, 122584), (2189, 116480), (2240, 113828), (2288, 111440), (2464, 103480), (2587, 98560), (2786, 91520), (2816, 90545), (2860, 89152), (2912, 87560), (3080, 82784), (3184, 80080), (3328, 76615), (3520, 72436), (3640, 70048), (3980, 64064), (4004, 63680), (4160, 61292), (4378, 58240), (4480, 56914), (4576, 55720), (4928, 51740), (5005, 50944), (5174, 49280), (5572, 45760), (5720, 44576), (5824, 43780), (6160, 41392), (6368, 40040), (6965, 36608), (7040, 36218), (7280, 35024), (7960, 32032), (8008, 31840), (8320, 30646), (8756, 29120), (8960, 28457), (9152, 27860), (9856, 25870), (10010, 25472), (10348, 24640), (10945, 23296), (11144, 22880), (11440, 22288), (11648, 21890), (12320, 20696), (12736, 20020), (12935, 19712), (13930, 18304), (14080, 18109), (14560, 17512), (15323, 16640), (15920, 16016)]