1271562240

素因数分解:

$2^{15}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 256

約数和(自身を含む): 4403952000

約数和(自身を除く): 3132389760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 199, 208, 240, 256, 260, 312, 320, 384, 390, 398, 416, 480, 512, 520, 597, 624, 640, 768, 780, 796, 832, 960, 995, 1024, 1040, 1194, 1248, 1280, 1536, 1560, 1592, 1664, 1920, 1990, 2048, 2080, 2388, 2496, 2560, 2587, 2985, 3072, 3120, 3184, 3328, 3840, 3980, 4096, 4160, 4776, 4992, 5120, 5174, 5970, 6144, 6240, 6368, 6656, 7680, 7761, 7960, 8192, 8320, 9552, 9984, 10240, 10348, 11940, 12288, 12480, 12736, 12935, 13312, 15360, 15522, 15920, 16384, 16640, 19104, 19968, 20480, 20696, 23880, 24576, 24960, 25472, 25870, 26624, 30720, 31044, 31840, 32768, 33280, 38208, 38805, 39936, 40960, 41392, 47760, 49152, 49920, 50944, 51740, 53248, 61440, 62088, 63680, 66560, 76416, 77610, 79872, 81920, 82784, 95520, 98304, 99840, 101888, 103480, 106496, 122880, 124176, 127360, 133120, 152832, 155220, 159744, 163840, 165568, 191040, 199680, 203776, 206960, 212992, 245760, 248352, 254720, 266240, 305664, 310440, 319488, 331136, 382080, 399360, 407552, 413920, 425984, 491520, 496704, 509440, 532480, 611328, 620880, 638976, 662272, 764160, 798720, 815104, 827840, 993408, 1018880, 1064960, 1222656, 1241760, 1277952, 1324544, 1528320, 1597440, 1630208, 1655680, 1986816, 2037760, 2129920, 2445312, 2483520, 2649088, 3056640, 3194880, 3260416, 3311360, 3973632, 4075520, 4890624, 4967040, 5298176, 6113280, 6389760, 6520832, 6622720, 7947264, 8151040, 9781248, 9934080, 10596352, 12226560, 13245440, 15894528, 16302080, 19562496, 19868160, 21192704, 24453120, 26490880, 31789056, 32604160, 39736320, 42385408, 48906240, 52981760, 63578112, 79472640, 84770816, 97812480, 105963520, 127156224, 158945280, 211927040, 254312448, 317890560, 423854080, 635781120, 1271562240]

約数ペア:

[(1, 1271562240), (2, 635781120), (3, 423854080), (4, 317890560), (5, 254312448), (6, 211927040), (8, 158945280), (10, 127156224), (12, 105963520), (13, 97812480), (15, 84770816), (16, 79472640), (20, 63578112), (24, 52981760), (26, 48906240), (30, 42385408), (32, 39736320), (39, 32604160), (40, 31789056), (48, 26490880), (52, 24453120), (60, 21192704), (64, 19868160), (65, 19562496), (78, 16302080), (80, 15894528), (96, 13245440), (104, 12226560), (120, 10596352), (128, 9934080), (130, 9781248), (156, 8151040), (160, 7947264), (192, 6622720), (195, 6520832), (199, 6389760), (208, 6113280), (240, 5298176), (256, 4967040), (260, 4890624), (312, 4075520), (320, 3973632), (384, 3311360), (390, 3260416), (398, 3194880), (416, 3056640), (480, 2649088), (512, 2483520), (520, 2445312), (597, 2129920), (624, 2037760), (640, 1986816), (768, 1655680), (780, 1630208), (796, 1597440), (832, 1528320), (960, 1324544), (995, 1277952), (1024, 1241760), (1040, 1222656), (1194, 1064960), (1248, 1018880), (1280, 993408), (1536, 827840), (1560, 815104), (1592, 798720), (1664, 764160), (1920, 662272), (1990, 638976), (2048, 620880), (2080, 611328), (2388, 532480), (2496, 509440), (2560, 496704), (2587, 491520), (2985, 425984), (3072, 413920), (3120, 407552), (3184, 399360), (3328, 382080), (3840, 331136), (3980, 319488), (4096, 310440), (4160, 305664), (4776, 266240), (4992, 254720), (5120, 248352), (5174, 245760), (5970, 212992), (6144, 206960), (6240, 203776), (6368, 199680), (6656, 191040), (7680, 165568), (7761, 163840), (7960, 159744), (8192, 155220), (8320, 152832), (9552, 133120), (9984, 127360), (10240, 124176), (10348, 122880), (11940, 106496), (12288, 103480), (12480, 101888), (12736, 99840), (12935, 98304), (13312, 95520), (15360, 82784), (15522, 81920), (15920, 79872), (16384, 77610), (16640, 76416), (19104, 66560), (19968, 63680), (20480, 62088), (20696, 61440), (23880, 53248), (24576, 51740), (24960, 50944), (25472, 49920), (25870, 49152), (26624, 47760), (30720, 41392), (31044, 40960), (31840, 39936), (32768, 38805), (33280, 38208)]