About the Number

129105120

129105119 ← → 129105121

2進数表記:111101100011111110011100000

漢数字表記:一億二千九百十万五千百二十

素因数分解:

2 5 × 3 1 × 5 1 × 268969 1

素因数の和:268987
約数の個数: 48
約数和(自身を含む): 406682640
約数和(自身を除く): 277577520

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 268969, 537938, 806907, 1075876, 1344845, 1613814, 2151752, 2689690, 3227628, 4034535, 4303504, 5379380, 6455256, 8069070, 8607008, 10758760, 12910512, 16138140, 21517520, 25821024, 32276280, 43035040, 64552560, 129105120]

約数ペア:
[(1, 129105120), (2, 64552560), (3, 43035040), (4, 32276280), (5, 25821024), (6, 21517520), (8, 16138140), (10, 12910512), (12, 10758760), (15, 8607008), (16, 8069070), (20, 6455256), (24, 5379380), (30, 4303504), (32, 4034535), (40, 3227628), (48, 2689690), (60, 2151752), (80, 1613814), (96, 1344845), (120, 1075876), (160, 806907), (240, 537938), (480, 268969)]

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