About the Number

101271990

101271989 ← → 101271991

2進数表記:110000010010100100110110110

漢数字表記:一億百二十七万千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 317 1 × 463 1

素因数の和:813
約数の個数: 64
約数和(自身を含む): 254969856
約数和(自身を除く): 153697866

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 317, 345, 463, 634, 690, 926, 951, 1389, 1585, 1902, 2315, 2778, 3170, 4630, 4755, 6945, 7291, 9510, 10649, 13890, 14582, 21298, 21873, 31947, 36455, 43746, 53245, 63894, 72910, 106490, 109365, 146771, 159735, 218730, 293542, 319470, 440313, 733855, 880626, 1467710, 2201565, 3375733, 4403130, 6751466, 10127199, 16878665, 20254398, 33757330, 50635995, 101271990]

約数ペア:
[(1, 101271990), (2, 50635995), (3, 33757330), (5, 20254398), (6, 16878665), (10, 10127199), (15, 6751466), (23, 4403130), (30, 3375733), (46, 2201565), (69, 1467710), (115, 880626), (138, 733855), (230, 440313), (317, 319470), (345, 293542), (463, 218730), (634, 159735), (690, 146771), (926, 109365), (951, 106490), (1389, 72910), (1585, 63894), (1902, 53245), (2315, 43746), (2778, 36455), (3170, 31947), (4630, 21873), (4755, 21298), (6945, 14582), (7291, 13890), (9510, 10649)]

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