439968256

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 240

約数和(自身を含む): 1175549760

約数和(自身を除く): 735581504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 71, 76, 91, 98, 104, 112, 128, 133, 142, 152, 182, 196, 208, 224, 247, 256, 266, 284, 304, 364, 392, 416, 448, 494, 497, 512, 532, 568, 608, 637, 728, 784, 832, 896, 923, 931, 988, 994, 1064, 1136, 1216, 1274, 1349, 1456, 1568, 1664, 1729, 1792, 1846, 1862, 1976, 1988, 2128, 2272, 2432, 2548, 2698, 2912, 3136, 3328, 3458, 3479, 3584, 3692, 3724, 3952, 3976, 4256, 4544, 4864, 5096, 5396, 5824, 6272, 6461, 6656, 6916, 6958, 7384, 7448, 7904, 7952, 8512, 9088, 9443, 9728, 10192, 10792, 11648, 12103, 12544, 12922, 13832, 13916, 14768, 14896, 15808, 15904, 17024, 17537, 18176, 18886, 20384, 21584, 23296, 24206, 25088, 25844, 27664, 27832, 29536, 29792, 31616, 31808, 34048, 35074, 36352, 37772, 40768, 43168, 45227, 46592, 48412, 51688, 55328, 55664, 59072, 59584, 63232, 63616, 66101, 68096, 70148, 75544, 81536, 86336, 90454, 96824, 103376, 110656, 111328, 118144, 119168, 122759, 126464, 127232, 132202, 140296, 151088, 163072, 172672, 180908, 193648, 206752, 221312, 222656, 236288, 238336, 245518, 254464, 264404, 280592, 302176, 326144, 345344, 361816, 387296, 413504, 442624, 445312, 472576, 476672, 491036, 528808, 561184, 604352, 690688, 723632, 774592, 827008, 859313, 885248, 890624, 982072, 1057616, 1122368, 1208704, 1447264, 1549184, 1654016, 1718626, 1781248, 1964144, 2115232, 2244736, 2417408, 2894528, 3098368, 3308032, 3437252, 3928288, 4230464, 4489472, 4834816, 5789056, 6196736, 6874504, 7856576, 8460928, 8978944, 11578112, 13749008, 15713152, 16921856, 23156224, 27498016, 31426304, 33843712, 54996032, 62852608, 109992064, 219984128, 439968256]

約数ペア:

[(1, 439968256), (2, 219984128), (4, 109992064), (7, 62852608), (8, 54996032), (13, 33843712), (14, 31426304), (16, 27498016), (19, 23156224), (26, 16921856), (28, 15713152), (32, 13749008), (38, 11578112), (49, 8978944), (52, 8460928), (56, 7856576), (64, 6874504), (71, 6196736), (76, 5789056), (91, 4834816), (98, 4489472), (104, 4230464), (112, 3928288), (128, 3437252), (133, 3308032), (142, 3098368), (152, 2894528), (182, 2417408), (196, 2244736), (208, 2115232), (224, 1964144), (247, 1781248), (256, 1718626), (266, 1654016), (284, 1549184), (304, 1447264), (364, 1208704), (392, 1122368), (416, 1057616), (448, 982072), (494, 890624), (497, 885248), (512, 859313), (532, 827008), (568, 774592), (608, 723632), (637, 690688), (728, 604352), (784, 561184), (832, 528808), (896, 491036), (923, 476672), (931, 472576), (988, 445312), (994, 442624), (1064, 413504), (1136, 387296), (1216, 361816), (1274, 345344), (1349, 326144), (1456, 302176), (1568, 280592), (1664, 264404), (1729, 254464), (1792, 245518), (1846, 238336), (1862, 236288), (1976, 222656), (1988, 221312), (2128, 206752), (2272, 193648), (2432, 180908), (2548, 172672), (2698, 163072), (2912, 151088), (3136, 140296), (3328, 132202), (3458, 127232), (3479, 126464), (3584, 122759), (3692, 119168), (3724, 118144), (3952, 111328), (3976, 110656), (4256, 103376), (4544, 96824), (4864, 90454), (5096, 86336), (5396, 81536), (5824, 75544), (6272, 70148), (6461, 68096), (6656, 66101), (6916, 63616), (6958, 63232), (7384, 59584), (7448, 59072), (7904, 55664), (7952, 55328), (8512, 51688), (9088, 48412), (9443, 46592), (9728, 45227), (10192, 43168), (10792, 40768), (11648, 37772), (12103, 36352), (12544, 35074), (12922, 34048), (13832, 31808), (13916, 31616), (14768, 29792), (14896, 29536), (15808, 27832), (15904, 27664), (17024, 25844), (17537, 25088), (18176, 24206), (18886, 23296), (20384, 21584)]