2210250

素因数分解:

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

素因数の和:448

約数の個数: 64

約数和(自身を含む): 6319872

約数和(自身を除く): 4109622

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 421, 525, 750, 842, 875, 1050, 1263, 1750, 2105, 2526, 2625, 2947, 4210, 5250, 5894, 6315, 8841, 10525, 12630, 14735, 17682, 21050, 29470, 31575, 44205, 52625, 63150, 73675, 88410, 105250, 147350, 157875, 221025, 315750, 368375, 442050, 736750, 1105125, 2210250]

約数ペア:

[(1, 2210250), (2, 1105125), (3, 736750), (5, 442050), (6, 368375), (7, 315750), (10, 221025), (14, 157875), (15, 147350), (21, 105250), (25, 88410), (30, 73675), (35, 63150), (42, 52625), (50, 44205), (70, 31575), (75, 29470), (105, 21050), (125, 17682), (150, 14735), (175, 12630), (210, 10525), (250, 8841), (350, 6315), (375, 5894), (421, 5250), (525, 4210), (750, 2947), (842, 2625), (875, 2526), (1050, 2105), (1263, 1750)]