320325152

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 144

約数和(自身を含む): 793496088

約数和(自身を除く): 473170936

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 61, 68, 98, 112, 119, 122, 136, 196, 197, 224, 238, 244, 272, 392, 394, 427, 476, 488, 544, 784, 788, 833, 854, 952, 976, 1037, 1379, 1568, 1576, 1666, 1708, 1904, 1952, 2074, 2758, 2989, 3152, 3332, 3349, 3416, 3808, 4148, 5516, 5978, 6304, 6664, 6698, 6832, 7259, 8296, 9653, 11032, 11956, 12017, 13328, 13396, 13664, 14518, 16592, 19306, 22064, 23443, 23912, 24034, 26656, 26792, 29036, 33184, 38612, 44128, 46886, 47824, 48068, 50813, 53584, 58072, 77224, 84119, 93772, 95648, 96136, 101626, 107168, 116144, 154448, 164101, 168238, 187544, 192272, 203252, 204289, 232288, 308896, 328202, 336476, 375088, 384544, 406504, 408578, 588833, 656404, 672952, 750176, 813008, 817156, 1177666, 1312808, 1345904, 1430023, 1626016, 1634312, 2355332, 2625616, 2691808, 2860046, 3268624, 4710664, 5251232, 5720092, 6537248, 9421328, 10010161, 11440184, 18842656, 20020322, 22880368, 40040644, 45760736, 80081288, 160162576, 320325152]

約数ペア:

[(1, 320325152), (2, 160162576), (4, 80081288), (7, 45760736), (8, 40040644), (14, 22880368), (16, 20020322), (17, 18842656), (28, 11440184), (32, 10010161), (34, 9421328), (49, 6537248), (56, 5720092), (61, 5251232), (68, 4710664), (98, 3268624), (112, 2860046), (119, 2691808), (122, 2625616), (136, 2355332), (196, 1634312), (197, 1626016), (224, 1430023), (238, 1345904), (244, 1312808), (272, 1177666), (392, 817156), (394, 813008), (427, 750176), (476, 672952), (488, 656404), (544, 588833), (784, 408578), (788, 406504), (833, 384544), (854, 375088), (952, 336476), (976, 328202), (1037, 308896), (1379, 232288), (1568, 204289), (1576, 203252), (1666, 192272), (1708, 187544), (1904, 168238), (1952, 164101), (2074, 154448), (2758, 116144), (2989, 107168), (3152, 101626), (3332, 96136), (3349, 95648), (3416, 93772), (3808, 84119), (4148, 77224), (5516, 58072), (5978, 53584), (6304, 50813), (6664, 48068), (6698, 47824), (6832, 46886), (7259, 44128), (8296, 38612), (9653, 33184), (11032, 29036), (11956, 26792), (12017, 26656), (13328, 24034), (13396, 23912), (13664, 23443), (14518, 22064), (16592, 19306)]