76800

素因数分解:

$2^{10}\times 3^1\times 5^2$

素因数の和:33

約数の個数: 66

約数和(自身を含む): 253828

約数和(自身を除く): 177028

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, 512, 600, 640, 768, 800, 960, 1024, 1200, 1280, 1536, 1600, 1920, 2400, 2560, 3072, 3200, 3840, 4800, 5120, 6400, 7680, 9600, 12800, 15360, 19200, 25600, 38400, 76800]

約数ペア:

[(1, 76800), (2, 38400), (3, 25600), (4, 19200), (5, 15360), (6, 12800), (8, 9600), (10, 7680), (12, 6400), (15, 5120), (16, 4800), (20, 3840), (24, 3200), (25, 3072), (30, 2560), (32, 2400), (40, 1920), (48, 1600), (50, 1536), (60, 1280), (64, 1200), (75, 1024), (80, 960), (96, 800), (100, 768), (120, 640), (128, 600), (150, 512), (160, 480), (192, 400), (200, 384), (240, 320), (256, 300)]