2205000

素因数分解:

$2^3\times 3^2\times 5^4\times 7^2$

素因数の和:46

約数の個数: 180

約数和(自身を含む): 8680815

約数和(自身を除く): 6475815

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, 49, 50, 56, 60, 63, 70, 72, 75, 84, 90, 98, 100, 105, 120, 125, 126, 140, 147, 150, 168, 175, 180, 196, 200, 210, 225, 245, 250, 252, 280, 294, 300, 315, 350, 360, 375, 392, 420, 441, 450, 490, 500, 504, 525, 588, 600, 625, 630, 700, 735, 750, 840, 875, 882, 900, 980, 1000, 1050, 1125, 1176, 1225, 1250, 1260, 1400, 1470, 1500, 1575, 1750, 1764, 1800, 1875, 1960, 2100, 2205, 2250, 2450, 2500, 2520, 2625, 2940, 3000, 3150, 3500, 3528, 3675, 3750, 4200, 4375, 4410, 4500, 4900, 5000, 5250, 5625, 5880, 6125, 6300, 7000, 7350, 7500, 7875, 8750, 8820, 9000, 9800, 10500, 11025, 11250, 12250, 12600, 13125, 14700, 15000, 15750, 17500, 17640, 18375, 21000, 22050, 22500, 24500, 26250, 29400, 30625, 31500, 35000, 36750, 39375, 44100, 45000, 49000, 52500, 55125, 61250, 63000, 73500, 78750, 88200, 91875, 105000, 110250, 122500, 147000, 157500, 183750, 220500, 245000, 275625, 315000, 367500, 441000, 551250, 735000, 1102500, 2205000]

約数ペア:

[(1, 2205000), (2, 1102500), (3, 735000), (4, 551250), (5, 441000), (6, 367500), (7, 315000), (8, 275625), (9, 245000), (10, 220500), (12, 183750), (14, 157500), (15, 147000), (18, 122500), (20, 110250), (21, 105000), (24, 91875), (25, 88200), (28, 78750), (30, 73500), (35, 63000), (36, 61250), (40, 55125), (42, 52500), (45, 49000), (49, 45000), (50, 44100), (56, 39375), (60, 36750), (63, 35000), (70, 31500), (72, 30625), (75, 29400), (84, 26250), (90, 24500), (98, 22500), (100, 22050), (105, 21000), (120, 18375), (125, 17640), (126, 17500), (140, 15750), (147, 15000), (150, 14700), (168, 13125), (175, 12600), (180, 12250), (196, 11250), (200, 11025), (210, 10500), (225, 9800), (245, 9000), (250, 8820), (252, 8750), (280, 7875), (294, 7500), (300, 7350), (315, 7000), (350, 6300), (360, 6125), (375, 5880), (392, 5625), (420, 5250), (441, 5000), (450, 4900), (490, 4500), (500, 4410), (504, 4375), (525, 4200), (588, 3750), (600, 3675), (625, 3528), (630, 3500), (700, 3150), (735, 3000), (750, 2940), (840, 2625), (875, 2520), (882, 2500), (900, 2450), (980, 2250), (1000, 2205), (1050, 2100), (1125, 1960), (1176, 1875), (1225, 1800), (1250, 1764), (1260, 1750), (1400, 1575), (1470, 1500)]