About the Number

201648990

201648989 ← → 201648991

2進数表記:1100000001001110101101011110

漢数字表記:二億百六十四万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 107 1 × 62819 1

素因数の和:62936
約数の個数: 32
約数和(自身を含む): 488488320
約数和(自身を除く): 286839330

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 62819, 125638, 188457, 314095, 376914, 628190, 942285, 1884570, 6721633, 13443266, 20164899, 33608165, 40329798, 67216330, 100824495, 201648990]

約数ペア:
[(1, 201648990), (2, 100824495), (3, 67216330), (5, 40329798), (6, 33608165), (10, 20164899), (15, 13443266), (30, 6721633), (107, 1884570), (214, 942285), (321, 628190), (535, 376914), (642, 314095), (1070, 188457), (1605, 125638), (3210, 62819)]

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