1286400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{67}}^1$

素因数の和:96

約数の個数: 108

約数和(自身を含む): 4308752

約数和(自身を除く): 3022352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 67, 75, 80, 96, 100, 120, 128, 134, 150, 160, 192, 200, 201, 240, 256, 268, 300, 320, 335, 384, 400, 402, 480, 536, 600, 640, 670, 768, 800, 804, 960, 1005, 1072, 1200, 1280, 1340, 1600, 1608, 1675, 1920, 2010, 2144, 2400, 2680, 3200, 3216, 3350, 3840, 4020, 4288, 4800, 5025, 5360, 6400, 6432, 6700, 8040, 8576, 9600, 10050, 10720, 12864, 13400, 16080, 17152, 19200, 20100, 21440, 25728, 26800, 32160, 40200, 42880, 51456, 53600, 64320, 80400, 85760, 107200, 128640, 160800, 214400, 257280, 321600, 428800, 643200, 1286400]

約数ペア:

[(1, 1286400), (2, 643200), (3, 428800), (4, 321600), (5, 257280), (6, 214400), (8, 160800), (10, 128640), (12, 107200), (15, 85760), (16, 80400), (20, 64320), (24, 53600), (25, 51456), (30, 42880), (32, 40200), (40, 32160), (48, 26800), (50, 25728), (60, 21440), (64, 20100), (67, 19200), (75, 17152), (80, 16080), (96, 13400), (100, 12864), (120, 10720), (128, 10050), (134, 9600), (150, 8576), (160, 8040), (192, 6700), (200, 6432), (201, 6400), (240, 5360), (256, 5025), (268, 4800), (300, 4288), (320, 4020), (335, 3840), (384, 3350), (400, 3216), (402, 3200), (480, 2680), (536, 2400), (600, 2144), (640, 2010), (670, 1920), (768, 1675), (800, 1608), (804, 1600), (960, 1340), (1005, 1280), (1072, 1200)]