205808640

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13399}}^1$

素因数の和:13427

約数の個数: 88

約数和(自身を含む): 658315200

約数和(自身を除く): 452506560

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, 2560, 3072, 3840, 5120, 7680, 13399, 15360, 26798, 40197, 53596, 66995, 80394, 107192, 133990, 160788, 200985, 214384, 267980, 321576, 401970, 428768, 535960, 643152, 803940, 857536, 1071920, 1286304, 1607880, 1715072, 2143840, 2572608, 3215760, 3430144, 4287680, 5145216, 6431520, 6860288, 8575360, 10290432, 12863040, 13720576, 17150720, 20580864, 25726080, 34301440, 41161728, 51452160, 68602880, 102904320, 205808640]

約数ペア:

[(1, 205808640), (2, 102904320), (3, 68602880), (4, 51452160), (5, 41161728), (6, 34301440), (8, 25726080), (10, 20580864), (12, 17150720), (15, 13720576), (16, 12863040), (20, 10290432), (24, 8575360), (30, 6860288), (32, 6431520), (40, 5145216), (48, 4287680), (60, 3430144), (64, 3215760), (80, 2572608), (96, 2143840), (120, 1715072), (128, 1607880), (160, 1286304), (192, 1071920), (240, 857536), (256, 803940), (320, 643152), (384, 535960), (480, 428768), (512, 401970), (640, 321576), (768, 267980), (960, 214384), (1024, 200985), (1280, 160788), (1536, 133990), (1920, 107192), (2560, 80394), (3072, 66995), (3840, 53596), (5120, 40197), (7680, 26798), (13399, 15360)]