319548992

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 168

約数和(自身を含む): 806135040

約数和(自身を除く): 486586048

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 64, 76, 98, 112, 124, 133, 152, 173, 196, 217, 224, 248, 266, 304, 346, 392, 434, 448, 496, 532, 589, 608, 692, 784, 868, 931, 992, 1064, 1178, 1211, 1216, 1384, 1519, 1568, 1736, 1862, 1984, 2128, 2356, 2422, 2768, 3038, 3136, 3287, 3472, 3724, 4123, 4256, 4712, 4844, 5363, 5536, 6076, 6574, 6944, 7448, 8246, 8477, 8512, 9424, 9688, 10726, 11072, 12152, 13148, 13888, 14896, 16492, 16954, 18848, 19376, 21452, 23009, 24304, 26296, 28861, 29792, 32984, 33908, 37541, 37696, 38752, 42904, 46018, 48608, 52592, 57722, 59584, 65968, 67816, 75082, 77504, 85808, 92036, 97216, 101897, 105184, 115444, 131936, 135632, 150164, 161063, 171616, 184072, 203794, 210368, 230888, 262787, 263872, 271264, 300328, 322126, 343232, 368144, 407588, 461776, 525574, 542528, 600656, 644252, 713279, 736288, 815176, 923552, 1051148, 1201312, 1288504, 1426558, 1472576, 1630352, 1847104, 2102296, 2402624, 2577008, 2853116, 3260704, 4204592, 4992953, 5154016, 5706232, 6521408, 8409184, 9985906, 10308032, 11412464, 16818368, 19971812, 22824928, 39943624, 45649856, 79887248, 159774496, 319548992]

約数ペア:

[(1, 319548992), (2, 159774496), (4, 79887248), (7, 45649856), (8, 39943624), (14, 22824928), (16, 19971812), (19, 16818368), (28, 11412464), (31, 10308032), (32, 9985906), (38, 8409184), (49, 6521408), (56, 5706232), (62, 5154016), (64, 4992953), (76, 4204592), (98, 3260704), (112, 2853116), (124, 2577008), (133, 2402624), (152, 2102296), (173, 1847104), (196, 1630352), (217, 1472576), (224, 1426558), (248, 1288504), (266, 1201312), (304, 1051148), (346, 923552), (392, 815176), (434, 736288), (448, 713279), (496, 644252), (532, 600656), (589, 542528), (608, 525574), (692, 461776), (784, 407588), (868, 368144), (931, 343232), (992, 322126), (1064, 300328), (1178, 271264), (1211, 263872), (1216, 262787), (1384, 230888), (1519, 210368), (1568, 203794), (1736, 184072), (1862, 171616), (1984, 161063), (2128, 150164), (2356, 135632), (2422, 131936), (2768, 115444), (3038, 105184), (3136, 101897), (3287, 97216), (3472, 92036), (3724, 85808), (4123, 77504), (4256, 75082), (4712, 67816), (4844, 65968), (5363, 59584), (5536, 57722), (6076, 52592), (6574, 48608), (6944, 46018), (7448, 42904), (8246, 38752), (8477, 37696), (8512, 37541), (9424, 33908), (9688, 32984), (10726, 29792), (11072, 28861), (12152, 26296), (13148, 24304), (13888, 23009), (14896, 21452), (16492, 19376), (16954, 18848)]