31780800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{2207}}^1$

素因数の和:2235

約数の個数: 126

約数和(自身を含む): 113007648

約数和(自身を除く): 81226848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1440, 1600, 1800, 2207, 2400, 2880, 3600, 4414, 4800, 6621, 7200, 8828, 11035, 13242, 14400, 17656, 19863, 22070, 26484, 33105, 35312, 39726, 44140, 52968, 55175, 66210, 70624, 79452, 88280, 99315, 105936, 110350, 132420, 141248, 158904, 165525, 176560, 198630, 211872, 220700, 264840, 317808, 331050, 353120, 397260, 423744, 441400, 496575, 529680, 635616, 662100, 706240, 794520, 882800, 993150, 1059360, 1271232, 1324200, 1589040, 1765600, 1986300, 2118720, 2648400, 3178080, 3531200, 3972600, 5296800, 6356160, 7945200, 10593600, 15890400, 31780800]

約数ペア:

[(1, 31780800), (2, 15890400), (3, 10593600), (4, 7945200), (5, 6356160), (6, 5296800), (8, 3972600), (9, 3531200), (10, 3178080), (12, 2648400), (15, 2118720), (16, 1986300), (18, 1765600), (20, 1589040), (24, 1324200), (25, 1271232), (30, 1059360), (32, 993150), (36, 882800), (40, 794520), (45, 706240), (48, 662100), (50, 635616), (60, 529680), (64, 496575), (72, 441400), (75, 423744), (80, 397260), (90, 353120), (96, 331050), (100, 317808), (120, 264840), (144, 220700), (150, 211872), (160, 198630), (180, 176560), (192, 165525), (200, 158904), (225, 141248), (240, 132420), (288, 110350), (300, 105936), (320, 99315), (360, 88280), (400, 79452), (450, 70624), (480, 66210), (576, 55175), (600, 52968), (720, 44140), (800, 39726), (900, 35312), (960, 33105), (1200, 26484), (1440, 22070), (1600, 19863), (1800, 17656), (2207, 14400), (2400, 13242), (2880, 11035), (3600, 8828), (4414, 7200), (4800, 6621)]