About the Number

139181630

139181629 ← → 139181631

2進数表記:1000010010111011111000111110

漢数字表記:一億三千九百十八万千六百三十

素因数分解:

2 1 × 5 1 × 7 1 × 31 2 × 2069 1

素因数の和:2145
約数の個数: 48
約数和(自身を含む): 295993440
約数和(自身を除く): 156811810

約数列:
[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 961, 1085, 1922, 2069, 2170, 4138, 4805, 6727, 9610, 10345, 13454, 14483, 20690, 28966, 33635, 64139, 67270, 72415, 128278, 144830, 320695, 448973, 641390, 897946, 1988309, 2244865, 3976618, 4489730, 9941545, 13918163, 19883090, 27836326, 69590815, 139181630]

約数ペア:
[(1, 139181630), (2, 69590815), (5, 27836326), (7, 19883090), (10, 13918163), (14, 9941545), (31, 4489730), (35, 3976618), (62, 2244865), (70, 1988309), (155, 897946), (217, 641390), (310, 448973), (434, 320695), (961, 144830), (1085, 128278), (1922, 72415), (2069, 67270), (2170, 64139), (4138, 33635), (4805, 28966), (6727, 20690), (9610, 14483), (10345, 13454)]

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