228564225

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1591

約数の個数: 72

約数和(自身を含む): 442203840

約数和(自身を除く): 213639615

約数列:

[1, 3, 5, 9, 15, 23, 25, 29, 45, 69, 75, 87, 115, 145, 207, 225, 261, 345, 435, 575, 667, 725, 1035, 1305, 1523, 1725, 2001, 2175, 3335, 4569, 5175, 6003, 6525, 7615, 10005, 13707, 16675, 22845, 30015, 35029, 38075, 44167, 50025, 68535, 105087, 114225, 132501, 150075, 175145, 220835, 315261, 342675, 397503, 525435, 662505, 875725, 1015841, 1104175, 1576305, 1987515, 2627175, 3047523, 3312525, 5079205, 7881525, 9142569, 9937575, 15237615, 25396025, 45712845, 76188075, 228564225]

約数ペア:

[(1, 228564225), (3, 76188075), (5, 45712845), (9, 25396025), (15, 15237615), (23, 9937575), (25, 9142569), (29, 7881525), (45, 5079205), (69, 3312525), (75, 3047523), (87, 2627175), (115, 1987515), (145, 1576305), (207, 1104175), (225, 1015841), (261, 875725), (345, 662505), (435, 525435), (575, 397503), (667, 342675), (725, 315261), (1035, 220835), (1305, 175145), (1523, 150075), (1725, 132501), (2001, 114225), (2175, 105087), (3335, 68535), (4569, 50025), (5175, 44167), (6003, 38075), (6525, 35029), (7615, 30015), (10005, 22845), (13707, 16675)]