21989971200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{1145311}}^1$

素因数の和:1145340

約数の個数: 108

約数和(自身を含む): 72571549568

約数和(自身を除く): 50581578368

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, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 19200, 1145311, 2290622, 3435933, 4581244, 5726555, 6871866, 9162488, 11453110, 13743732, 17179665, 18324976, 22906220, 27487464, 28632775, 34359330, 36649952, 45812440, 54974928, 57265550, 68718660, 73299904, 85898325, 91624880, 109949856, 114531100, 137437320, 146599808, 171796650, 183249760, 219899712, 229062200, 274874640, 293199616, 343593300, 366499520, 439799424, 458124400, 549749280, 687186600, 732999040, 879598848, 916248800, 1099498560, 1374373200, 1465998080, 1832497600, 2198997120, 2748746400, 3664995200, 4397994240, 5497492800, 7329990400, 10994985600, 21989971200]

約数ペア:

[(1, 21989971200), (2, 10994985600), (3, 7329990400), (4, 5497492800), (5, 4397994240), (6, 3664995200), (8, 2748746400), (10, 2198997120), (12, 1832497600), (15, 1465998080), (16, 1374373200), (20, 1099498560), (24, 916248800), (25, 879598848), (30, 732999040), (32, 687186600), (40, 549749280), (48, 458124400), (50, 439799424), (60, 366499520), (64, 343593300), (75, 293199616), (80, 274874640), (96, 229062200), (100, 219899712), (120, 183249760), (128, 171796650), (150, 146599808), (160, 137437320), (192, 114531100), (200, 109949856), (240, 91624880), (256, 85898325), (300, 73299904), (320, 68718660), (384, 57265550), (400, 54974928), (480, 45812440), (600, 36649952), (640, 34359330), (768, 28632775), (800, 27487464), (960, 22906220), (1200, 18324976), (1280, 17179665), (1600, 13743732), (1920, 11453110), (2400, 9162488), (3200, 6871866), (3840, 5726555), (4800, 4581244), (6400, 3435933), (9600, 2290622), (19200, 1145311)]