251219472

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 240

約数和(自身を含む): 820340352

約数和(自身を除く): 569120880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 61, 68, 84, 98, 102, 103, 112, 119, 122, 136, 147, 168, 183, 196, 204, 206, 238, 244, 272, 294, 309, 336, 357, 366, 392, 408, 412, 427, 476, 488, 588, 618, 714, 721, 732, 784, 816, 824, 833, 854, 952, 976, 1037, 1176, 1236, 1281, 1428, 1442, 1464, 1648, 1666, 1708, 1751, 1904, 2074, 2163, 2352, 2472, 2499, 2562, 2856, 2884, 2928, 2989, 3111, 3332, 3416, 3502, 4148, 4326, 4944, 4998, 5047, 5124, 5253, 5712, 5768, 5978, 6222, 6283, 6664, 6832, 7004, 7259, 8296, 8652, 8967, 9996, 10094, 10248, 10506, 11536, 11956, 12257, 12444, 12566, 13328, 14008, 14518, 15141, 16592, 17304, 17934, 18849, 19992, 20188, 20496, 21012, 21777, 23912, 24514, 24888, 25132, 28016, 29036, 30282, 34608, 35868, 36771, 37698, 39984, 40376, 42024, 43554, 43981, 47824, 49028, 49776, 50264, 50813, 58072, 60564, 71736, 73542, 75396, 80752, 84048, 85799, 87108, 87962, 98056, 100528, 101626, 106811, 116144, 121128, 131943, 143472, 147084, 150792, 152439, 171598, 174216, 175924, 196112, 203252, 213622, 242256, 257397, 263886, 294168, 301584, 304878, 307867, 320433, 343196, 348432, 351848, 406504, 427244, 514794, 527772, 588336, 609756, 615734, 640866, 686392, 703696, 747677, 813008, 854488, 923601, 1029588, 1055544, 1219512, 1231468, 1281732, 1372784, 1495354, 1708976, 1847202, 2059176, 2111088, 2243031, 2439024, 2462936, 2563464, 2990708, 3694404, 4118352, 4486062, 4925872, 5126928, 5233739, 5981416, 7388808, 8972124, 10467478, 11962832, 14777616, 15701217, 17944248, 20934956, 31402434, 35888496, 41869912, 62804868, 83739824, 125609736, 251219472]

約数ペア:

[(1, 251219472), (2, 125609736), (3, 83739824), (4, 62804868), (6, 41869912), (7, 35888496), (8, 31402434), (12, 20934956), (14, 17944248), (16, 15701217), (17, 14777616), (21, 11962832), (24, 10467478), (28, 8972124), (34, 7388808), (42, 5981416), (48, 5233739), (49, 5126928), (51, 4925872), (56, 4486062), (61, 4118352), (68, 3694404), (84, 2990708), (98, 2563464), (102, 2462936), (103, 2439024), (112, 2243031), (119, 2111088), (122, 2059176), (136, 1847202), (147, 1708976), (168, 1495354), (183, 1372784), (196, 1281732), (204, 1231468), (206, 1219512), (238, 1055544), (244, 1029588), (272, 923601), (294, 854488), (309, 813008), (336, 747677), (357, 703696), (366, 686392), (392, 640866), (408, 615734), (412, 609756), (427, 588336), (476, 527772), (488, 514794), (588, 427244), (618, 406504), (714, 351848), (721, 348432), (732, 343196), (784, 320433), (816, 307867), (824, 304878), (833, 301584), (854, 294168), (952, 263886), (976, 257397), (1037, 242256), (1176, 213622), (1236, 203252), (1281, 196112), (1428, 175924), (1442, 174216), (1464, 171598), (1648, 152439), (1666, 150792), (1708, 147084), (1751, 143472), (1904, 131943), (2074, 121128), (2163, 116144), (2352, 106811), (2472, 101626), (2499, 100528), (2562, 98056), (2856, 87962), (2884, 87108), (2928, 85799), (2989, 84048), (3111, 80752), (3332, 75396), (3416, 73542), (3502, 71736), (4148, 60564), (4326, 58072), (4944, 50813), (4998, 50264), (5047, 49776), (5124, 49028), (5253, 47824), (5712, 43981), (5768, 43554), (5978, 42024), (6222, 40376), (6283, 39984), (6664, 37698), (6832, 36771), (7004, 35868), (7259, 34608), (8296, 30282), (8652, 29036), (8967, 28016), (9996, 25132), (10094, 24888), (10248, 24514), (10506, 23912), (11536, 21777), (11956, 21012), (12257, 20496), (12444, 20188), (12566, 19992), (13328, 18849), (14008, 17934), (14518, 17304), (15141, 16592)]