21004800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{547}}^1$

素因数の和:578

約数の個数: 120

約数和(自身を含む): 69514896

約数和(自身を除く): 48510096

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, 547, 600, 640, 768, 800, 960, 1094, 1200, 1280, 1536, 1600, 1641, 1920, 2188, 2400, 2560, 2735, 3200, 3282, 3840, 4376, 4800, 5470, 6400, 6564, 7680, 8205, 8752, 9600, 10940, 12800, 13128, 13675, 16410, 17504, 19200, 21880, 26256, 27350, 32820, 35008, 38400, 41025, 43760, 52512, 54700, 65640, 70016, 82050, 87520, 105024, 109400, 131280, 140032, 164100, 175040, 210048, 218800, 262560, 280064, 328200, 350080, 420096, 437600, 525120, 656400, 700160, 840192, 875200, 1050240, 1312800, 1400320, 1750400, 2100480, 2625600, 3500800, 4200960, 5251200, 7001600, 10502400, 21004800]

約数ペア:

[(1, 21004800), (2, 10502400), (3, 7001600), (4, 5251200), (5, 4200960), (6, 3500800), (8, 2625600), (10, 2100480), (12, 1750400), (15, 1400320), (16, 1312800), (20, 1050240), (24, 875200), (25, 840192), (30, 700160), (32, 656400), (40, 525120), (48, 437600), (50, 420096), (60, 350080), (64, 328200), (75, 280064), (80, 262560), (96, 218800), (100, 210048), (120, 175040), (128, 164100), (150, 140032), (160, 131280), (192, 109400), (200, 105024), (240, 87520), (256, 82050), (300, 70016), (320, 65640), (384, 54700), (400, 52512), (480, 43760), (512, 41025), (547, 38400), (600, 35008), (640, 32820), (768, 27350), (800, 26256), (960, 21880), (1094, 19200), (1200, 17504), (1280, 16410), (1536, 13675), (1600, 13128), (1641, 12800), (1920, 10940), (2188, 9600), (2400, 8752), (2560, 8205), (2735, 7680), (3200, 6564), (3282, 6400), (3840, 5470), (4376, 4800)]