1680688080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:426

約数の個数: 240

約数和(自身を含む): 5775808896

約数和(自身を除く): 4095120816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 131, 144, 173, 180, 206, 240, 262, 309, 346, 360, 393, 412, 515, 519, 524, 618, 655, 692, 720, 786, 824, 865, 927, 1030, 1038, 1048, 1179, 1236, 1310, 1384, 1545, 1557, 1572, 1648, 1730, 1854, 1965, 2060, 2076, 2096, 2358, 2472, 2595, 2620, 2768, 3090, 3114, 3144, 3460, 3708, 3930, 4120, 4152, 4635, 4716, 4944, 5190, 5240, 5895, 6180, 6228, 6288, 6920, 7416, 7785, 7860, 8240, 8304, 9270, 9432, 10380, 10480, 11790, 12360, 12456, 13493, 13840, 14832, 15570, 15720, 17819, 18540, 18864, 20760, 22663, 23580, 24720, 24912, 26986, 31140, 31440, 35638, 37080, 40479, 41520, 45326, 47160, 53457, 53972, 62280, 67465, 67989, 71276, 74160, 80958, 89095, 90652, 94320, 106914, 107944, 113315, 121437, 124560, 134930, 135978, 142552, 160371, 161916, 178190, 181304, 202395, 203967, 213828, 215888, 226630, 242874, 267285, 269860, 271956, 285104, 320742, 323832, 339945, 356380, 362608, 404790, 407934, 427656, 453260, 485748, 534570, 539720, 543912, 607185, 641484, 647664, 679890, 712760, 801855, 809580, 815868, 855312, 906520, 971496, 1019835, 1069140, 1079440, 1087824, 1214370, 1282968, 1359780, 1425520, 1603710, 1619160, 1631736, 1813040, 1942992, 2039670, 2138280, 2334289, 2428740, 2565936, 2719560, 3207420, 3238320, 3263472, 4079340, 4276560, 4668578, 4857480, 5439120, 6414840, 7002867, 8158680, 9337156, 9714960, 11671445, 12829680, 14005734, 16317360, 18674312, 21008601, 23342890, 28011468, 35014335, 37348624, 42017202, 46685780, 56022936, 70028670, 84034404, 93371560, 105043005, 112045872, 140057340, 168068808, 186743120, 210086010, 280114680, 336137616, 420172020, 560229360, 840344040, 1680688080]

約数ペア:

[(1, 1680688080), (2, 840344040), (3, 560229360), (4, 420172020), (5, 336137616), (6, 280114680), (8, 210086010), (9, 186743120), (10, 168068808), (12, 140057340), (15, 112045872), (16, 105043005), (18, 93371560), (20, 84034404), (24, 70028670), (30, 56022936), (36, 46685780), (40, 42017202), (45, 37348624), (48, 35014335), (60, 28011468), (72, 23342890), (80, 21008601), (90, 18674312), (103, 16317360), (120, 14005734), (131, 12829680), (144, 11671445), (173, 9714960), (180, 9337156), (206, 8158680), (240, 7002867), (262, 6414840), (309, 5439120), (346, 4857480), (360, 4668578), (393, 4276560), (412, 4079340), (515, 3263472), (519, 3238320), (524, 3207420), (618, 2719560), (655, 2565936), (692, 2428740), (720, 2334289), (786, 2138280), (824, 2039670), (865, 1942992), (927, 1813040), (1030, 1631736), (1038, 1619160), (1048, 1603710), (1179, 1425520), (1236, 1359780), (1310, 1282968), (1384, 1214370), (1545, 1087824), (1557, 1079440), (1572, 1069140), (1648, 1019835), (1730, 971496), (1854, 906520), (1965, 855312), (2060, 815868), (2076, 809580), (2096, 801855), (2358, 712760), (2472, 679890), (2595, 647664), (2620, 641484), (2768, 607185), (3090, 543912), (3114, 539720), (3144, 534570), (3460, 485748), (3708, 453260), (3930, 427656), (4120, 407934), (4152, 404790), (4635, 362608), (4716, 356380), (4944, 339945), (5190, 323832), (5240, 320742), (5895, 285104), (6180, 271956), (6228, 269860), (6288, 267285), (6920, 242874), (7416, 226630), (7785, 215888), (7860, 213828), (8240, 203967), (8304, 202395), (9270, 181304), (9432, 178190), (10380, 161916), (10480, 160371), (11790, 142552), (12360, 135978), (12456, 134930), (13493, 124560), (13840, 121437), (14832, 113315), (15570, 107944), (15720, 106914), (17819, 94320), (18540, 90652), (18864, 89095), (20760, 80958), (22663, 74160), (23580, 71276), (24720, 67989), (24912, 67465), (26986, 62280), (31140, 53972), (31440, 53457), (35638, 47160), (37080, 45326), (40479, 41520)]