21557917800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{3992207}}^1$

素因数の和:3992232

約数の個数: 96

約数和(自身を含む): 74255068800

約数和(自身を除く): 52697151000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 150, 180, 200, 216, 225, 270, 300, 360, 450, 540, 600, 675, 900, 1080, 1350, 1800, 2700, 5400, 3992207, 7984414, 11976621, 15968828, 19961035, 23953242, 31937656, 35929863, 39922070, 47906484, 59883105, 71859726, 79844140, 95812968, 99805175, 107789589, 119766210, 143719452, 159688280, 179649315, 199610350, 215579178, 239532420, 287438904, 299415525, 359298630, 399220700, 431158356, 479064840, 538947945, 598831050, 718597260, 798441400, 862316712, 898246575, 1077895890, 1197662100, 1437194520, 1796493150, 2155791780, 2395324200, 2694739725, 3592986300, 4311583560, 5389479450, 7185972600, 10778958900, 21557917800]

約数ペア:

[(1, 21557917800), (2, 10778958900), (3, 7185972600), (4, 5389479450), (5, 4311583560), (6, 3592986300), (8, 2694739725), (9, 2395324200), (10, 2155791780), (12, 1796493150), (15, 1437194520), (18, 1197662100), (20, 1077895890), (24, 898246575), (25, 862316712), (27, 798441400), (30, 718597260), (36, 598831050), (40, 538947945), (45, 479064840), (50, 431158356), (54, 399220700), (60, 359298630), (72, 299415525), (75, 287438904), (90, 239532420), (100, 215579178), (108, 199610350), (120, 179649315), (135, 159688280), (150, 143719452), (180, 119766210), (200, 107789589), (216, 99805175), (225, 95812968), (270, 79844140), (300, 71859726), (360, 59883105), (450, 47906484), (540, 39922070), (600, 35929863), (675, 31937656), (900, 23953242), (1080, 19961035), (1350, 15968828), (1800, 11976621), (2700, 7984414), (5400, 3992207)]