19425000

素因数分解:

$2^3\times 3^1\times 5^5\times 7^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 192

約数和(自身を含む): 71245440

約数和(自身を除く): 51820440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 37, 40, 42, 50, 56, 60, 70, 74, 75, 84, 100, 105, 111, 120, 125, 140, 148, 150, 168, 175, 185, 200, 210, 222, 250, 259, 280, 296, 300, 350, 370, 375, 420, 444, 500, 518, 525, 555, 600, 625, 700, 740, 750, 777, 840, 875, 888, 925, 1000, 1036, 1050, 1110, 1250, 1295, 1400, 1480, 1500, 1554, 1750, 1850, 1875, 2072, 2100, 2220, 2500, 2590, 2625, 2775, 3000, 3108, 3125, 3500, 3700, 3750, 3885, 4200, 4375, 4440, 4625, 5000, 5180, 5250, 5550, 6216, 6250, 6475, 7000, 7400, 7500, 7770, 8750, 9250, 9375, 10360, 10500, 11100, 12500, 12950, 13125, 13875, 15000, 15540, 17500, 18500, 18750, 19425, 21000, 21875, 22200, 23125, 25000, 25900, 26250, 27750, 31080, 32375, 35000, 37000, 37500, 38850, 43750, 46250, 51800, 52500, 55500, 64750, 65625, 69375, 75000, 77700, 87500, 92500, 97125, 105000, 111000, 115625, 129500, 131250, 138750, 155400, 161875, 175000, 185000, 194250, 231250, 259000, 262500, 277500, 323750, 346875, 388500, 462500, 485625, 525000, 555000, 647500, 693750, 777000, 809375, 925000, 971250, 1295000, 1387500, 1618750, 1942500, 2428125, 2775000, 3237500, 3885000, 4856250, 6475000, 9712500, 19425000]

約数ペア:

[(1, 19425000), (2, 9712500), (3, 6475000), (4, 4856250), (5, 3885000), (6, 3237500), (7, 2775000), (8, 2428125), (10, 1942500), (12, 1618750), (14, 1387500), (15, 1295000), (20, 971250), (21, 925000), (24, 809375), (25, 777000), (28, 693750), (30, 647500), (35, 555000), (37, 525000), (40, 485625), (42, 462500), (50, 388500), (56, 346875), (60, 323750), (70, 277500), (74, 262500), (75, 259000), (84, 231250), (100, 194250), (105, 185000), (111, 175000), (120, 161875), (125, 155400), (140, 138750), (148, 131250), (150, 129500), (168, 115625), (175, 111000), (185, 105000), (200, 97125), (210, 92500), (222, 87500), (250, 77700), (259, 75000), (280, 69375), (296, 65625), (300, 64750), (350, 55500), (370, 52500), (375, 51800), (420, 46250), (444, 43750), (500, 38850), (518, 37500), (525, 37000), (555, 35000), (600, 32375), (625, 31080), (700, 27750), (740, 26250), (750, 25900), (777, 25000), (840, 23125), (875, 22200), (888, 21875), (925, 21000), (1000, 19425), (1036, 18750), (1050, 18500), (1110, 17500), (1250, 15540), (1295, 15000), (1400, 13875), (1480, 13125), (1500, 12950), (1554, 12500), (1750, 11100), (1850, 10500), (1875, 10360), (2072, 9375), (2100, 9250), (2220, 8750), (2500, 7770), (2590, 7500), (2625, 7400), (2775, 7000), (3000, 6475), (3108, 6250), (3125, 6216), (3500, 5550), (3700, 5250), (3750, 5180), (3885, 5000), (4200, 4625), (4375, 4440)]