8841000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{421}}^1$

素因数の和:452

約数の個数: 128

約数和(自身を含む): 31599360

約数和(自身を除く): 22758360

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, 421, 500, 525, 600, 700, 750, 840, 842, 875, 1000, 1050, 1263, 1400, 1500, 1684, 1750, 2100, 2105, 2526, 2625, 2947, 3000, 3368, 3500, 4200, 4210, 5052, 5250, 5894, 6315, 7000, 8420, 8841, 10104, 10500, 10525, 11788, 12630, 14735, 16840, 17682, 21000, 21050, 23576, 25260, 29470, 31575, 35364, 42100, 44205, 50520, 52625, 58940, 63150, 70728, 73675, 84200, 88410, 105250, 117880, 126300, 147350, 157875, 176820, 210500, 221025, 252600, 294700, 315750, 353640, 368375, 421000, 442050, 589400, 631500, 736750, 884100, 1105125, 1263000, 1473500, 1768200, 2210250, 2947000, 4420500, 8841000]

約数ペア:

[(1, 8841000), (2, 4420500), (3, 2947000), (4, 2210250), (5, 1768200), (6, 1473500), (7, 1263000), (8, 1105125), (10, 884100), (12, 736750), (14, 631500), (15, 589400), (20, 442050), (21, 421000), (24, 368375), (25, 353640), (28, 315750), (30, 294700), (35, 252600), (40, 221025), (42, 210500), (50, 176820), (56, 157875), (60, 147350), (70, 126300), (75, 117880), (84, 105250), (100, 88410), (105, 84200), (120, 73675), (125, 70728), (140, 63150), (150, 58940), (168, 52625), (175, 50520), (200, 44205), (210, 42100), (250, 35364), (280, 31575), (300, 29470), (350, 25260), (375, 23576), (420, 21050), (421, 21000), (500, 17682), (525, 16840), (600, 14735), (700, 12630), (750, 11788), (840, 10525), (842, 10500), (875, 10104), (1000, 8841), (1050, 8420), (1263, 7000), (1400, 6315), (1500, 5894), (1684, 5250), (1750, 5052), (2100, 4210), (2105, 4200), (2526, 3500), (2625, 3368), (2947, 3000)]