240388875

素因数分解:

$3^2\times 5^3\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 437609952

約数和(自身を除く): 197221077

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 125, 225, 321, 375, 535, 963, 1125, 1605, 1997, 2675, 4815, 5991, 8025, 9985, 13375, 17973, 24075, 29955, 40125, 49925, 89865, 120375, 149775, 213679, 249625, 449325, 641037, 748875, 1068395, 1923111, 2246625, 3205185, 5341975, 9615555, 16025925, 26709875, 48077775, 80129625, 240388875]

約数ペア:

[(1, 240388875), (3, 80129625), (5, 48077775), (9, 26709875), (15, 16025925), (25, 9615555), (45, 5341975), (75, 3205185), (107, 2246625), (125, 1923111), (225, 1068395), (321, 748875), (375, 641037), (535, 449325), (963, 249625), (1125, 213679), (1605, 149775), (1997, 120375), (2675, 89865), (4815, 49925), (5991, 40125), (8025, 29955), (9985, 24075), (13375, 17973)]