16821000

素因数分解:

$2^3\times 3^3\times 5^3\times 7^1\times {\mathrm{89}}^1$

素因数の和:126

約数の個数: 256

約数和(自身を含む): 67392000

約数和(自身を除く): 50571000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 89, 90, 100, 105, 108, 120, 125, 126, 135, 140, 150, 168, 175, 178, 180, 189, 200, 210, 216, 225, 250, 252, 267, 270, 280, 300, 315, 350, 356, 360, 375, 378, 420, 445, 450, 500, 504, 525, 534, 540, 600, 623, 630, 675, 700, 712, 750, 756, 801, 840, 875, 890, 900, 945, 1000, 1050, 1068, 1080, 1125, 1246, 1260, 1335, 1350, 1400, 1500, 1512, 1575, 1602, 1750, 1780, 1800, 1869, 1890, 2100, 2136, 2225, 2250, 2403, 2492, 2520, 2625, 2670, 2700, 3000, 3115, 3150, 3204, 3375, 3500, 3560, 3738, 3780, 4005, 4200, 4450, 4500, 4725, 4806, 4984, 5250, 5340, 5400, 5607, 6230, 6300, 6408, 6675, 6750, 7000, 7476, 7560, 7875, 8010, 8900, 9000, 9345, 9450, 9612, 10500, 10680, 11125, 11214, 12015, 12460, 12600, 13350, 13500, 14952, 15575, 15750, 16020, 16821, 17800, 18690, 18900, 19224, 20025, 21000, 22250, 22428, 23625, 24030, 24920, 26700, 27000, 28035, 31150, 31500, 32040, 33375, 33642, 37380, 37800, 40050, 44500, 44856, 46725, 47250, 48060, 53400, 56070, 60075, 62300, 63000, 66750, 67284, 74760, 77875, 80100, 84105, 89000, 93450, 94500, 96120, 100125, 112140, 120150, 124600, 133500, 134568, 140175, 155750, 160200, 168210, 186900, 189000, 200250, 224280, 233625, 240300, 267000, 280350, 300375, 311500, 336420, 373800, 400500, 420525, 467250, 480600, 560700, 600750, 623000, 672840, 700875, 801000, 841050, 934500, 1121400, 1201500, 1401750, 1682100, 1869000, 2102625, 2403000, 2803500, 3364200, 4205250, 5607000, 8410500, 16821000]

約数ペア:

[(1, 16821000), (2, 8410500), (3, 5607000), (4, 4205250), (5, 3364200), (6, 2803500), (7, 2403000), (8, 2102625), (9, 1869000), (10, 1682100), (12, 1401750), (14, 1201500), (15, 1121400), (18, 934500), (20, 841050), (21, 801000), (24, 700875), (25, 672840), (27, 623000), (28, 600750), (30, 560700), (35, 480600), (36, 467250), (40, 420525), (42, 400500), (45, 373800), (50, 336420), (54, 311500), (56, 300375), (60, 280350), (63, 267000), (70, 240300), (72, 233625), (75, 224280), (84, 200250), (89, 189000), (90, 186900), (100, 168210), (105, 160200), (108, 155750), (120, 140175), (125, 134568), (126, 133500), (135, 124600), (140, 120150), (150, 112140), (168, 100125), (175, 96120), (178, 94500), (180, 93450), (189, 89000), (200, 84105), (210, 80100), (216, 77875), (225, 74760), (250, 67284), (252, 66750), (267, 63000), (270, 62300), (280, 60075), (300, 56070), (315, 53400), (350, 48060), (356, 47250), (360, 46725), (375, 44856), (378, 44500), (420, 40050), (445, 37800), (450, 37380), (500, 33642), (504, 33375), (525, 32040), (534, 31500), (540, 31150), (600, 28035), (623, 27000), (630, 26700), (675, 24920), (700, 24030), (712, 23625), (750, 22428), (756, 22250), (801, 21000), (840, 20025), (875, 19224), (890, 18900), (900, 18690), (945, 17800), (1000, 16821), (1050, 16020), (1068, 15750), (1080, 15575), (1125, 14952), (1246, 13500), (1260, 13350), (1335, 12600), (1350, 12460), (1400, 12015), (1500, 11214), (1512, 11125), (1575, 10680), (1602, 10500), (1750, 9612), (1780, 9450), (1800, 9345), (1869, 9000), (1890, 8900), (2100, 8010), (2136, 7875), (2225, 7560), (2250, 7476), (2403, 7000), (2492, 6750), (2520, 6675), (2625, 6408), (2670, 6300), (2700, 6230), (3000, 5607), (3115, 5400), (3150, 5340), (3204, 5250), (3375, 4984), (3500, 4806), (3560, 4725), (3738, 4500), (3780, 4450), (4005, 4200)]