15990400

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 41738400

約数和(自身を除く): 25748000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 263, 304, 320, 380, 400, 475, 526, 608, 640, 760, 800, 950, 1052, 1216, 1315, 1520, 1600, 1900, 2104, 2432, 2630, 3040, 3200, 3800, 4208, 4997, 5260, 6080, 6575, 7600, 8416, 9994, 10520, 12160, 13150, 15200, 16832, 19988, 21040, 24985, 26300, 30400, 33664, 39976, 42080, 49970, 52600, 60800, 79952, 84160, 99940, 105200, 124925, 159904, 168320, 199880, 210400, 249850, 319808, 399760, 420800, 499700, 639616, 799520, 841600, 999400, 1599040, 1998800, 3198080, 3997600, 7995200, 15990400]

約数ペア:

[(1, 15990400), (2, 7995200), (4, 3997600), (5, 3198080), (8, 1998800), (10, 1599040), (16, 999400), (19, 841600), (20, 799520), (25, 639616), (32, 499700), (38, 420800), (40, 399760), (50, 319808), (64, 249850), (76, 210400), (80, 199880), (95, 168320), (100, 159904), (128, 124925), (152, 105200), (160, 99940), (190, 84160), (200, 79952), (263, 60800), (304, 52600), (320, 49970), (380, 42080), (400, 39976), (475, 33664), (526, 30400), (608, 26300), (640, 24985), (760, 21040), (800, 19988), (950, 16832), (1052, 15200), (1216, 13150), (1315, 12160), (1520, 10520), (1600, 9994), (1900, 8416), (2104, 7600), (2432, 6575), (2630, 6080), (3040, 5260), (3200, 4997), (3800, 4208)]