16989000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{809}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 43663800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 809, 840, 875, 1000, 1050, 1400, 1500, 1618, 1750, 2100, 2427, 2625, 3000, 3236, 3500, 4045, 4200, 4854, 5250, 5663, 6472, 7000, 8090, 9708, 10500, 11326, 12135, 16180, 16989, 19416, 20225, 21000, 22652, 24270, 28315, 32360, 33978, 40450, 45304, 48540, 56630, 60675, 67956, 80900, 84945, 97080, 101125, 113260, 121350, 135912, 141575, 161800, 169890, 202250, 226520, 242700, 283150, 303375, 339780, 404500, 424725, 485400, 566300, 606750, 679560, 707875, 809000, 849450, 1132600, 1213500, 1415750, 1698900, 2123625, 2427000, 2831500, 3397800, 4247250, 5663000, 8494500, 16989000]

約数ペア:

[(1, 16989000), (2, 8494500), (3, 5663000), (4, 4247250), (5, 3397800), (6, 2831500), (7, 2427000), (8, 2123625), (10, 1698900), (12, 1415750), (14, 1213500), (15, 1132600), (20, 849450), (21, 809000), (24, 707875), (25, 679560), (28, 606750), (30, 566300), (35, 485400), (40, 424725), (42, 404500), (50, 339780), (56, 303375), (60, 283150), (70, 242700), (75, 226520), (84, 202250), (100, 169890), (105, 161800), (120, 141575), (125, 135912), (140, 121350), (150, 113260), (168, 101125), (175, 97080), (200, 84945), (210, 80900), (250, 67956), (280, 60675), (300, 56630), (350, 48540), (375, 45304), (420, 40450), (500, 33978), (525, 32360), (600, 28315), (700, 24270), (750, 22652), (809, 21000), (840, 20225), (875, 19416), (1000, 16989), (1050, 16180), (1400, 12135), (1500, 11326), (1618, 10500), (1750, 9708), (2100, 8090), (2427, 7000), (2625, 6472), (3000, 5663), (3236, 5250), (3500, 4854), (4045, 4200)]