389902848

素因数分解:

$2^9\times 3^1\times {\mathrm{313}}^1\times {\mathrm{811}}^1$

素因数の和:1145

約数の個数: 80

約数和(自身を含む): 1043329056

約数和(自身を除く): 653426208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 313, 384, 512, 626, 768, 811, 939, 1252, 1536, 1622, 1878, 2433, 2504, 3244, 3756, 4866, 5008, 6488, 7512, 9732, 10016, 12976, 15024, 19464, 20032, 25952, 30048, 38928, 40064, 51904, 60096, 77856, 80128, 103808, 120192, 155712, 160256, 207616, 240384, 253843, 311424, 415232, 480768, 507686, 622848, 761529, 1015372, 1245696, 1523058, 2030744, 3046116, 4061488, 6092232, 8122976, 12184464, 16245952, 24368928, 32491904, 48737856, 64983808, 97475712, 129967616, 194951424, 389902848]

約数ペア:

[(1, 389902848), (2, 194951424), (3, 129967616), (4, 97475712), (6, 64983808), (8, 48737856), (12, 32491904), (16, 24368928), (24, 16245952), (32, 12184464), (48, 8122976), (64, 6092232), (96, 4061488), (128, 3046116), (192, 2030744), (256, 1523058), (313, 1245696), (384, 1015372), (512, 761529), (626, 622848), (768, 507686), (811, 480768), (939, 415232), (1252, 311424), (1536, 253843), (1622, 240384), (1878, 207616), (2433, 160256), (2504, 155712), (3244, 120192), (3756, 103808), (4866, 80128), (5008, 77856), (6488, 60096), (7512, 51904), (9732, 40064), (10016, 38928), (12976, 30048), (15024, 25952), (19464, 20032)]