681333888

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 2048976000

約数和(自身を除く): 1367642112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 32, 34, 48, 51, 58, 59, 61, 64, 68, 87, 96, 102, 116, 118, 122, 128, 136, 174, 177, 183, 192, 204, 232, 236, 244, 272, 348, 354, 366, 384, 408, 464, 472, 488, 493, 544, 696, 708, 732, 816, 928, 944, 976, 986, 1003, 1037, 1088, 1392, 1416, 1464, 1479, 1632, 1711, 1769, 1856, 1888, 1952, 1972, 2006, 2074, 2176, 2784, 2832, 2928, 2958, 3009, 3111, 3264, 3422, 3538, 3599, 3712, 3776, 3904, 3944, 4012, 4148, 5133, 5307, 5568, 5664, 5856, 5916, 6018, 6222, 6528, 6844, 7076, 7198, 7552, 7808, 7888, 8024, 8296, 10266, 10614, 10797, 11136, 11328, 11712, 11832, 12036, 12444, 13688, 14152, 14396, 15776, 16048, 16592, 20532, 21228, 21594, 22656, 23424, 23664, 24072, 24888, 27376, 28304, 28792, 29087, 30073, 31552, 32096, 33184, 41064, 42456, 43188, 47328, 48144, 49776, 54752, 56608, 57584, 58174, 60146, 61183, 63104, 64192, 66368, 82128, 84912, 86376, 87261, 90219, 94656, 96288, 99552, 104371, 109504, 113216, 115168, 116348, 120292, 122366, 128384, 132736, 164256, 169824, 172752, 174522, 180438, 183549, 189312, 192576, 199104, 208742, 219008, 226432, 230336, 232696, 240584, 244732, 313113, 328512, 339648, 345504, 349044, 360876, 367098, 385152, 398208, 417484, 460672, 465392, 481168, 489464, 626226, 657024, 679296, 691008, 698088, 721752, 734196, 834968, 930784, 962336, 978928, 1252452, 1382016, 1396176, 1443504, 1468392, 1669936, 1774307, 1861568, 1924672, 1957856, 2504904, 2792352, 2887008, 2936784, 3339872, 3548614, 3723136, 3849344, 3915712, 5009808, 5322921, 5584704, 5774016, 5873568, 6679744, 7097228, 7831424, 10019616, 10645842, 11169408, 11548032, 11747136, 13359488, 14194456, 20039232, 21291684, 23494272, 28388912, 40078464, 42583368, 56777824, 85166736, 113555648, 170333472, 227111296, 340666944, 681333888]

約数ペア:

[(1, 681333888), (2, 340666944), (3, 227111296), (4, 170333472), (6, 113555648), (8, 85166736), (12, 56777824), (16, 42583368), (17, 40078464), (24, 28388912), (29, 23494272), (32, 21291684), (34, 20039232), (48, 14194456), (51, 13359488), (58, 11747136), (59, 11548032), (61, 11169408), (64, 10645842), (68, 10019616), (87, 7831424), (96, 7097228), (102, 6679744), (116, 5873568), (118, 5774016), (122, 5584704), (128, 5322921), (136, 5009808), (174, 3915712), (177, 3849344), (183, 3723136), (192, 3548614), (204, 3339872), (232, 2936784), (236, 2887008), (244, 2792352), (272, 2504904), (348, 1957856), (354, 1924672), (366, 1861568), (384, 1774307), (408, 1669936), (464, 1468392), (472, 1443504), (488, 1396176), (493, 1382016), (544, 1252452), (696, 978928), (708, 962336), (732, 930784), (816, 834968), (928, 734196), (944, 721752), (976, 698088), (986, 691008), (1003, 679296), (1037, 657024), (1088, 626226), (1392, 489464), (1416, 481168), (1464, 465392), (1479, 460672), (1632, 417484), (1711, 398208), (1769, 385152), (1856, 367098), (1888, 360876), (1952, 349044), (1972, 345504), (2006, 339648), (2074, 328512), (2176, 313113), (2784, 244732), (2832, 240584), (2928, 232696), (2958, 230336), (3009, 226432), (3111, 219008), (3264, 208742), (3422, 199104), (3538, 192576), (3599, 189312), (3712, 183549), (3776, 180438), (3904, 174522), (3944, 172752), (4012, 169824), (4148, 164256), (5133, 132736), (5307, 128384), (5568, 122366), (5664, 120292), (5856, 116348), (5916, 115168), (6018, 113216), (6222, 109504), (6528, 104371), (6844, 99552), (7076, 96288), (7198, 94656), (7552, 90219), (7808, 87261), (7888, 86376), (8024, 84912), (8296, 82128), (10266, 66368), (10614, 64192), (10797, 63104), (11136, 61183), (11328, 60146), (11712, 58174), (11832, 57584), (12036, 56608), (12444, 54752), (13688, 49776), (14152, 48144), (14396, 47328), (15776, 43188), (16048, 42456), (16592, 41064), (20532, 33184), (21228, 32096), (21594, 31552), (22656, 30073), (23424, 29087), (23664, 28792), (24072, 28304), (24888, 27376)]