About the Number

12031668720

12031668719 ← → 12031668721

2進数表記:1011001101001001001011000111110000

漢数字表記:百二十億三千百六十六万八千七百二十

素因数分解:

2 4 × 3 5 × 5 1 × 618913 1

素因数の和:618941
約数の個数: 120
約数和(自身を含む): 41902953456
約数和(自身を除く): 29871284736

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 618913, 1237826, 1856739, 2475652, 3094565, 3713478, 4951304, 5570217, 6189130, 7426956, 9283695, 9902608, 11140434, 12378260, 14853912, 16710651, 18567390, 22280868, 24756520, 27851085, 29707824, 33421302, 37134780, 44561736, 49513040, 50131953, 55702170, 66842604, 74269560, 83553255, 89123472, 100263906, 111404340, 133685208, 148539120, 150395859, 167106510, 200527812, 222808680, 250659765, 267370416, 300791718, 334213020, 401055624, 445617360, 501319530, 601583436, 668426040, 751979295, 802111248, 1002639060, 1203166872, 1336852080, 1503958590, 2005278120, 2406333744, 3007917180, 4010556240, 6015834360, 12031668720]

約数ペア:
[(1, 12031668720), (2, 6015834360), (3, 4010556240), (4, 3007917180), (5, 2406333744), (6, 2005278120), (8, 1503958590), (9, 1336852080), (10, 1203166872), (12, 1002639060), (15, 802111248), (16, 751979295), (18, 668426040), (20, 601583436), (24, 501319530), (27, 445617360), (30, 401055624), (36, 334213020), (40, 300791718), (45, 267370416), (48, 250659765), (54, 222808680), (60, 200527812), (72, 167106510), (80, 150395859), (81, 148539120), (90, 133685208), (108, 111404340), (120, 100263906), (135, 89123472), (144, 83553255), (162, 74269560), (180, 66842604), (216, 55702170), (240, 50131953), (243, 49513040), (270, 44561736), (324, 37134780), (360, 33421302), (405, 29707824), (432, 27851085), (486, 24756520), (540, 22280868), (648, 18567390), (720, 16710651), (810, 14853912), (972, 12378260), (1080, 11140434), (1215, 9902608), (1296, 9283695), (1620, 7426956), (1944, 6189130), (2160, 5570217), (2430, 4951304), (3240, 3713478), (3888, 3094565), (4860, 2475652), (6480, 1856739), (9720, 1237826), (19440, 618913)]

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