28672000

素因数分解:

$2^{15}\times 5^3\times 7^1$

素因数の和:52

約数の個数: 128

約数和(自身を含む): 81787680

約数和(自身を除く): 53115680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 500, 512, 560, 640, 700, 800, 875, 896, 1000, 1024, 1120, 1280, 1400, 1600, 1750, 1792, 2000, 2048, 2240, 2560, 2800, 3200, 3500, 3584, 4000, 4096, 4480, 5120, 5600, 6400, 7000, 7168, 8000, 8192, 8960, 10240, 11200, 12800, 14000, 14336, 16000, 16384, 17920, 20480, 22400, 25600, 28000, 28672, 32000, 32768, 35840, 40960, 44800, 51200, 56000, 57344, 64000, 71680, 81920, 89600, 102400, 112000, 114688, 128000, 143360, 163840, 179200, 204800, 224000, 229376, 256000, 286720, 358400, 409600, 448000, 512000, 573440, 716800, 819200, 896000, 1024000, 1146880, 1433600, 1792000, 2048000, 2867200, 3584000, 4096000, 5734400, 7168000, 14336000, 28672000]

約数ペア:

[(1, 28672000), (2, 14336000), (4, 7168000), (5, 5734400), (7, 4096000), (8, 3584000), (10, 2867200), (14, 2048000), (16, 1792000), (20, 1433600), (25, 1146880), (28, 1024000), (32, 896000), (35, 819200), (40, 716800), (50, 573440), (56, 512000), (64, 448000), (70, 409600), (80, 358400), (100, 286720), (112, 256000), (125, 229376), (128, 224000), (140, 204800), (160, 179200), (175, 163840), (200, 143360), (224, 128000), (250, 114688), (256, 112000), (280, 102400), (320, 89600), (350, 81920), (400, 71680), (448, 64000), (500, 57344), (512, 56000), (560, 51200), (640, 44800), (700, 40960), (800, 35840), (875, 32768), (896, 32000), (1000, 28672), (1024, 28000), (1120, 25600), (1280, 22400), (1400, 20480), (1600, 17920), (1750, 16384), (1792, 16000), (2000, 14336), (2048, 14000), (2240, 12800), (2560, 11200), (2800, 10240), (3200, 8960), (3500, 8192), (3584, 8000), (4000, 7168), (4096, 7000), (4480, 6400), (5120, 5600)]