About the Number

129841980

129841979 ← → 129841981

2進数表記:111101111010011101100111100

漢数字表記:一億二千九百八十四万千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 67 1 × 32299 1

素因数の和:32378
約数の個数: 48
約数和(自身を含む): 368995200
約数和(自身を除く): 239153220

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 32299, 64598, 96897, 129196, 161495, 193794, 322990, 387588, 484485, 645980, 968970, 1937940, 2164033, 4328066, 6492099, 8656132, 10820165, 12984198, 21640330, 25968396, 32460495, 43280660, 64920990, 129841980]

約数ペア:
[(1, 129841980), (2, 64920990), (3, 43280660), (4, 32460495), (5, 25968396), (6, 21640330), (10, 12984198), (12, 10820165), (15, 8656132), (20, 6492099), (30, 4328066), (60, 2164033), (67, 1937940), (134, 968970), (201, 645980), (268, 484485), (335, 387588), (402, 322990), (670, 193794), (804, 161495), (1005, 129196), (1340, 96897), (2010, 64598), (4020, 32299)]

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