205612800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{10709}}^1$

素因数の和:10738

約数の個数: 108

約数和(自身を含む): 678628440

約数和(自身を除く): 473015640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 10709, 19200, 21418, 32127, 42836, 53545, 64254, 85672, 107090, 128508, 160635, 171344, 214180, 257016, 267725, 321270, 342688, 428360, 514032, 535450, 642540, 685376, 803175, 856720, 1028064, 1070900, 1285080, 1370752, 1606350, 1713440, 2056128, 2141800, 2570160, 2741504, 3212700, 3426880, 4112256, 4283600, 5140320, 6425400, 6853760, 8224512, 8567200, 10280640, 12850800, 13707520, 17134400, 20561280, 25701600, 34268800, 41122560, 51403200, 68537600, 102806400, 205612800]

約数ペア:

[(1, 205612800), (2, 102806400), (3, 68537600), (4, 51403200), (5, 41122560), (6, 34268800), (8, 25701600), (10, 20561280), (12, 17134400), (15, 13707520), (16, 12850800), (20, 10280640), (24, 8567200), (25, 8224512), (30, 6853760), (32, 6425400), (40, 5140320), (48, 4283600), (50, 4112256), (60, 3426880), (64, 3212700), (75, 2741504), (80, 2570160), (96, 2141800), (100, 2056128), (120, 1713440), (128, 1606350), (150, 1370752), (160, 1285080), (192, 1070900), (200, 1028064), (240, 856720), (256, 803175), (300, 685376), (320, 642540), (384, 535450), (400, 514032), (480, 428360), (600, 342688), (640, 321270), (768, 267725), (800, 257016), (960, 214180), (1200, 171344), (1280, 160635), (1600, 128508), (1920, 107090), (2400, 85672), (3200, 64254), (3840, 53545), (4800, 42836), (6400, 32127), (9600, 21418), (10709, 19200)]