278022912

素因数分解:

$2^8\times 3^1\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 742413504

約数和(自身を除く): 464390592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 563, 643, 768, 1126, 1286, 1689, 1929, 2252, 2572, 3378, 3858, 4504, 5144, 6756, 7716, 9008, 10288, 13512, 15432, 18016, 20576, 27024, 30864, 36032, 41152, 54048, 61728, 72064, 82304, 108096, 123456, 144128, 164608, 216192, 246912, 362009, 432384, 493824, 724018, 1086027, 1448036, 2172054, 2896072, 4344108, 5792144, 8688216, 11584288, 17376432, 23168576, 34752864, 46337152, 69505728, 92674304, 139011456, 278022912]

約数ペア:

[(1, 278022912), (2, 139011456), (3, 92674304), (4, 69505728), (6, 46337152), (8, 34752864), (12, 23168576), (16, 17376432), (24, 11584288), (32, 8688216), (48, 5792144), (64, 4344108), (96, 2896072), (128, 2172054), (192, 1448036), (256, 1086027), (384, 724018), (563, 493824), (643, 432384), (768, 362009), (1126, 246912), (1286, 216192), (1689, 164608), (1929, 144128), (2252, 123456), (2572, 108096), (3378, 82304), (3858, 72064), (4504, 61728), (5144, 54048), (6756, 41152), (7716, 36032), (9008, 30864), (10288, 27024), (13512, 20576), (15432, 18016)]