About the Number

129006720

129006719 ← → 129006721

2進数表記:111101100000111110010000000

漢数字表記:一億二千九百万六千七百二十

素因数分解:

2 7 × 3 2 × 5 1 × 22397 1

素因数の和:22422
約数の個数: 96
約数和(自身を含む): 445496220
約数和(自身を除く): 316489500

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 22397, 44794, 67191, 89588, 111985, 134382, 179176, 201573, 223970, 268764, 335955, 358352, 403146, 447940, 537528, 671910, 716704, 806292, 895880, 1007865, 1075056, 1343820, 1433408, 1612584, 1791760, 2015730, 2150112, 2687640, 2866816, 3225168, 3583520, 4031460, 4300224, 5375280, 6450336, 7167040, 8062920, 8600448, 10750560, 12900672, 14334080, 16125840, 21501120, 25801344, 32251680, 43002240, 64503360, 129006720]

約数ペア:
[(1, 129006720), (2, 64503360), (3, 43002240), (4, 32251680), (5, 25801344), (6, 21501120), (8, 16125840), (9, 14334080), (10, 12900672), (12, 10750560), (15, 8600448), (16, 8062920), (18, 7167040), (20, 6450336), (24, 5375280), (30, 4300224), (32, 4031460), (36, 3583520), (40, 3225168), (45, 2866816), (48, 2687640), (60, 2150112), (64, 2015730), (72, 1791760), (80, 1612584), (90, 1433408), (96, 1343820), (120, 1075056), (128, 1007865), (144, 895880), (160, 806292), (180, 716704), (192, 671910), (240, 537528), (288, 447940), (320, 403146), (360, 358352), (384, 335955), (480, 268764), (576, 223970), (640, 201573), (720, 179176), (960, 134382), (1152, 111985), (1440, 89588), (1920, 67191), (2880, 44794), (5760, 22397)]

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