About the Number

139639680

139639679 ← → 139639681

2進数表記:1000010100101011101110000000

漢数字表記:一億三千九百六十三万九千六百八十

素因数分解:

2 7 × 3 3 × 5 1 × 8081 1

素因数の和:8109
約数の個数: 128
約数和(自身を含む): 494618400
約数和(自身を除く): 354978720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8081, 8640, 16162, 17280, 24243, 32324, 40405, 48486, 64648, 72729, 80810, 96972, 121215, 129296, 145458, 161620, 193944, 218187, 242430, 258592, 290916, 323240, 363645, 387888, 436374, 484860, 517184, 581832, 646480, 727290, 775776, 872748, 969720, 1034368, 1090935, 1163664, 1292960, 1454580, 1551552, 1745496, 1939440, 2181870, 2327328, 2585920, 2909160, 3103104, 3490992, 3878880, 4363740, 4654656, 5171840, 5818320, 6981984, 7757760, 8727480, 9309312, 11636640, 13963968, 15515520, 17454960, 23273280, 27927936, 34909920, 46546560, 69819840, 139639680]

約数ペア:
[(1, 139639680), (2, 69819840), (3, 46546560), (4, 34909920), (5, 27927936), (6, 23273280), (8, 17454960), (9, 15515520), (10, 13963968), (12, 11636640), (15, 9309312), (16, 8727480), (18, 7757760), (20, 6981984), (24, 5818320), (27, 5171840), (30, 4654656), (32, 4363740), (36, 3878880), (40, 3490992), (45, 3103104), (48, 2909160), (54, 2585920), (60, 2327328), (64, 2181870), (72, 1939440), (80, 1745496), (90, 1551552), (96, 1454580), (108, 1292960), (120, 1163664), (128, 1090935), (135, 1034368), (144, 969720), (160, 872748), (180, 775776), (192, 727290), (216, 646480), (240, 581832), (270, 517184), (288, 484860), (320, 436374), (360, 387888), (384, 363645), (432, 323240), (480, 290916), (540, 258592), (576, 242430), (640, 218187), (720, 193944), (864, 161620), (960, 145458), (1080, 129296), (1152, 121215), (1440, 96972), (1728, 80810), (1920, 72729), (2160, 64648), (2880, 48486), (3456, 40405), (4320, 32324), (5760, 24243), (8081, 17280), (8640, 16162)]

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