221818500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{5477}}^1$

素因数の和:5508

約数の個数: 120

約数和(自身を含む): 723819096

約数和(自身を除く): 502000596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 675, 750, 810, 900, 1125, 1350, 1500, 1620, 2025, 2250, 2700, 3375, 4050, 4500, 5477, 6750, 8100, 10125, 10954, 13500, 16431, 20250, 21908, 27385, 32862, 40500, 49293, 54770, 65724, 82155, 98586, 109540, 136925, 147879, 164310, 197172, 246465, 273850, 295758, 328620, 410775, 443637, 492930, 547700, 591516, 684625, 739395, 821550, 887274, 985860, 1232325, 1369250, 1478790, 1643100, 1774548, 2053875, 2218185, 2464650, 2738500, 2957580, 3696975, 4107750, 4436370, 4929300, 6161625, 7393950, 8215500, 8872740, 11090925, 12323250, 14787900, 18484875, 22181850, 24646500, 36969750, 44363700, 55454625, 73939500, 110909250, 221818500]

約数ペア:

[(1, 221818500), (2, 110909250), (3, 73939500), (4, 55454625), (5, 44363700), (6, 36969750), (9, 24646500), (10, 22181850), (12, 18484875), (15, 14787900), (18, 12323250), (20, 11090925), (25, 8872740), (27, 8215500), (30, 7393950), (36, 6161625), (45, 4929300), (50, 4436370), (54, 4107750), (60, 3696975), (75, 2957580), (81, 2738500), (90, 2464650), (100, 2218185), (108, 2053875), (125, 1774548), (135, 1643100), (150, 1478790), (162, 1369250), (180, 1232325), (225, 985860), (250, 887274), (270, 821550), (300, 739395), (324, 684625), (375, 591516), (405, 547700), (450, 492930), (500, 443637), (540, 410775), (675, 328620), (750, 295758), (810, 273850), (900, 246465), (1125, 197172), (1350, 164310), (1500, 147879), (1620, 136925), (2025, 109540), (2250, 98586), (2700, 82155), (3375, 65724), (4050, 54770), (4500, 49293), (5477, 40500), (6750, 32862), (8100, 27385), (10125, 21908), (10954, 20250), (13500, 16431)]