28035000

素因数分解:

$2^3\times 3^2\times 5^4\times 7^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 109652400

約数和(自身を除く): 81617400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 89, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 178, 180, 200, 210, 225, 250, 252, 267, 280, 300, 315, 350, 356, 360, 375, 420, 445, 450, 500, 504, 525, 534, 600, 623, 625, 630, 700, 712, 750, 801, 840, 875, 890, 900, 1000, 1050, 1068, 1125, 1246, 1250, 1260, 1335, 1400, 1500, 1575, 1602, 1750, 1780, 1800, 1869, 1875, 2100, 2136, 2225, 2250, 2492, 2500, 2520, 2625, 2670, 3000, 3115, 3150, 3204, 3500, 3560, 3738, 3750, 4005, 4200, 4375, 4450, 4500, 4984, 5000, 5250, 5340, 5607, 5625, 6230, 6300, 6408, 6675, 7000, 7476, 7500, 7875, 8010, 8750, 8900, 9000, 9345, 10500, 10680, 11125, 11214, 11250, 12460, 12600, 13125, 13350, 14952, 15000, 15575, 15750, 16020, 17500, 17800, 18690, 20025, 21000, 22250, 22428, 22500, 24920, 26250, 26700, 28035, 31150, 31500, 32040, 33375, 35000, 37380, 39375, 40050, 44500, 44856, 45000, 46725, 52500, 53400, 55625, 56070, 62300, 63000, 66750, 74760, 77875, 78750, 80100, 89000, 93450, 100125, 105000, 111250, 112140, 124600, 133500, 140175, 155750, 157500, 160200, 166875, 186900, 200250, 222500, 224280, 233625, 267000, 280350, 311500, 315000, 333750, 373800, 389375, 400500, 445000, 467250, 500625, 560700, 623000, 667500, 700875, 778750, 801000, 934500, 1001250, 1121400, 1168125, 1335000, 1401750, 1557500, 1869000, 2002500, 2336250, 2803500, 3115000, 3504375, 4005000, 4672500, 5607000, 7008750, 9345000, 14017500, 28035000]

約数ペア:

[(1, 28035000), (2, 14017500), (3, 9345000), (4, 7008750), (5, 5607000), (6, 4672500), (7, 4005000), (8, 3504375), (9, 3115000), (10, 2803500), (12, 2336250), (14, 2002500), (15, 1869000), (18, 1557500), (20, 1401750), (21, 1335000), (24, 1168125), (25, 1121400), (28, 1001250), (30, 934500), (35, 801000), (36, 778750), (40, 700875), (42, 667500), (45, 623000), (50, 560700), (56, 500625), (60, 467250), (63, 445000), (70, 400500), (72, 389375), (75, 373800), (84, 333750), (89, 315000), (90, 311500), (100, 280350), (105, 267000), (120, 233625), (125, 224280), (126, 222500), (140, 200250), (150, 186900), (168, 166875), (175, 160200), (178, 157500), (180, 155750), (200, 140175), (210, 133500), (225, 124600), (250, 112140), (252, 111250), (267, 105000), (280, 100125), (300, 93450), (315, 89000), (350, 80100), (356, 78750), (360, 77875), (375, 74760), (420, 66750), (445, 63000), (450, 62300), (500, 56070), (504, 55625), (525, 53400), (534, 52500), (600, 46725), (623, 45000), (625, 44856), (630, 44500), (700, 40050), (712, 39375), (750, 37380), (801, 35000), (840, 33375), (875, 32040), (890, 31500), (900, 31150), (1000, 28035), (1050, 26700), (1068, 26250), (1125, 24920), (1246, 22500), (1250, 22428), (1260, 22250), (1335, 21000), (1400, 20025), (1500, 18690), (1575, 17800), (1602, 17500), (1750, 16020), (1780, 15750), (1800, 15575), (1869, 15000), (1875, 14952), (2100, 13350), (2136, 13125), (2225, 12600), (2250, 12460), (2492, 11250), (2500, 11214), (2520, 11125), (2625, 10680), (2670, 10500), (3000, 9345), (3115, 9000), (3150, 8900), (3204, 8750), (3500, 8010), (3560, 7875), (3738, 7500), (3750, 7476), (4005, 7000), (4200, 6675), (4375, 6408), (4450, 6300), (4500, 6230), (4984, 5625), (5000, 5607), (5250, 5340)]