About the Number

172126980

172126979 ← → 172126981

2進数表記:1010010000100111001100000100

漢数字表記:一億七千二百十二万六千九百八十

素因数分解:

2 2 × 3 2 × 5 1 × 956261 1

素因数の和:956276
約数の個数: 36
約数和(自身を含む): 522119052
約数和(自身を除く): 349992072

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 956261, 1912522, 2868783, 3825044, 4781305, 5737566, 8606349, 9562610, 11475132, 14343915, 17212698, 19125220, 28687830, 34425396, 43031745, 57375660, 86063490, 172126980]

約数ペア:
[(1, 172126980), (2, 86063490), (3, 57375660), (4, 43031745), (5, 34425396), (6, 28687830), (9, 19125220), (10, 17212698), (12, 14343915), (15, 11475132), (18, 9562610), (20, 8606349), (30, 5737566), (36, 4781305), (45, 3825044), (60, 2868783), (90, 1912522), (180, 956261)]

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