205209000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{151}}^2$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 698230260

約数和(自身を除く): 493021260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 151, 180, 200, 225, 250, 300, 302, 360, 375, 450, 453, 500, 600, 604, 750, 755, 900, 906, 1000, 1125, 1208, 1359, 1500, 1510, 1800, 1812, 2250, 2265, 2718, 3000, 3020, 3624, 3775, 4500, 4530, 5436, 6040, 6795, 7550, 9000, 9060, 10872, 11325, 13590, 15100, 18120, 18875, 22650, 22801, 27180, 30200, 33975, 37750, 45300, 45602, 54360, 56625, 67950, 68403, 75500, 90600, 91204, 113250, 114005, 135900, 136806, 151000, 169875, 182408, 205209, 226500, 228010, 271800, 273612, 339750, 342015, 410418, 453000, 456020, 547224, 570025, 679500, 684030, 820836, 912040, 1026045, 1140050, 1359000, 1368060, 1641672, 1710075, 2052090, 2280100, 2736120, 2850125, 3420150, 4104180, 4560200, 5130225, 5700250, 6840300, 8208360, 8550375, 10260450, 11400500, 13680600, 17100750, 20520900, 22801000, 25651125, 34201500, 41041800, 51302250, 68403000, 102604500, 205209000]

約数ペア:

[(1, 205209000), (2, 102604500), (3, 68403000), (4, 51302250), (5, 41041800), (6, 34201500), (8, 25651125), (9, 22801000), (10, 20520900), (12, 17100750), (15, 13680600), (18, 11400500), (20, 10260450), (24, 8550375), (25, 8208360), (30, 6840300), (36, 5700250), (40, 5130225), (45, 4560200), (50, 4104180), (60, 3420150), (72, 2850125), (75, 2736120), (90, 2280100), (100, 2052090), (120, 1710075), (125, 1641672), (150, 1368060), (151, 1359000), (180, 1140050), (200, 1026045), (225, 912040), (250, 820836), (300, 684030), (302, 679500), (360, 570025), (375, 547224), (450, 456020), (453, 453000), (500, 410418), (600, 342015), (604, 339750), (750, 273612), (755, 271800), (900, 228010), (906, 226500), (1000, 205209), (1125, 182408), (1208, 169875), (1359, 151000), (1500, 136806), (1510, 135900), (1800, 114005), (1812, 113250), (2250, 91204), (2265, 90600), (2718, 75500), (3000, 68403), (3020, 67950), (3624, 56625), (3775, 54360), (4500, 45602), (4530, 45300), (5436, 37750), (6040, 33975), (6795, 30200), (7550, 27180), (9000, 22801), (9060, 22650), (10872, 18875), (11325, 18120), (13590, 15100)]