About the Number

139721904

139721903 ← → 139721905

2進数表記:1000010100111111110010110000

漢数字表記:一億三千九百七十二万千九百四

素因数分解:

2 4 × 3 2 × 7 1 × 97 1 × 1429 1

素因数の和:1547
約数の個数: 120
約数和(自身を含む): 451811360
約数和(自身を除く): 312089456

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 97, 112, 126, 144, 168, 194, 252, 291, 336, 388, 504, 582, 679, 776, 873, 1008, 1164, 1358, 1429, 1552, 1746, 2037, 2328, 2716, 2858, 3492, 4074, 4287, 4656, 5432, 5716, 6111, 6984, 8148, 8574, 10003, 10864, 11432, 12222, 12861, 13968, 16296, 17148, 20006, 22864, 24444, 25722, 30009, 32592, 34296, 40012, 48888, 51444, 60018, 68592, 80024, 90027, 97776, 102888, 120036, 138613, 160048, 180054, 205776, 240072, 277226, 360108, 415839, 480144, 554452, 720216, 831678, 970291, 1108904, 1247517, 1440432, 1663356, 1940582, 2217808, 2495034, 2910873, 3326712, 3881164, 4990068, 5821746, 6653424, 7762328, 8732619, 9980136, 11643492, 15524656, 17465238, 19960272, 23286984, 34930476, 46573968, 69860952, 139721904]

約数ペア:
[(1, 139721904), (2, 69860952), (3, 46573968), (4, 34930476), (6, 23286984), (7, 19960272), (8, 17465238), (9, 15524656), (12, 11643492), (14, 9980136), (16, 8732619), (18, 7762328), (21, 6653424), (24, 5821746), (28, 4990068), (36, 3881164), (42, 3326712), (48, 2910873), (56, 2495034), (63, 2217808), (72, 1940582), (84, 1663356), (97, 1440432), (112, 1247517), (126, 1108904), (144, 970291), (168, 831678), (194, 720216), (252, 554452), (291, 480144), (336, 415839), (388, 360108), (504, 277226), (582, 240072), (679, 205776), (776, 180054), (873, 160048), (1008, 138613), (1164, 120036), (1358, 102888), (1429, 97776), (1552, 90027), (1746, 80024), (2037, 68592), (2328, 60018), (2716, 51444), (2858, 48888), (3492, 40012), (4074, 34296), (4287, 32592), (4656, 30009), (5432, 25722), (5716, 24444), (6111, 22864), (6984, 20006), (8148, 17148), (8574, 16296), (10003, 13968), (10864, 12861), (11432, 12222)]

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