30720

素因数分解:

$2^{11}\times 3^1\times 5^1$

素因数の和:30

約数の個数: 48

約数和(自身を含む): 98280

約数和(自身を除く): 67560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720]

約数ペア:

[(1, 30720), (2, 15360), (3, 10240), (4, 7680), (5, 6144), (6, 5120), (8, 3840), (10, 3072), (12, 2560), (15, 2048), (16, 1920), (20, 1536), (24, 1280), (30, 1024), (32, 960), (40, 768), (48, 640), (60, 512), (64, 480), (80, 384), (96, 320), (120, 256), (128, 240), (160, 192)]