About the Number

2170242720

2170242719 ← → 2170242721

2進数表記:10000001010110110100011010100000

漢数字表記:二十一億七千二十四万二千七百二十

素因数分解:

2 5 × 3 5 × 5 1 × 55819 1

素因数の和:55849
約数の個数: 144
約数和(自身を含む): 7680385440
約数和(自身を除く): 5510142720

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19440, 38880, 55819, 111638, 167457, 223276, 279095, 334914, 446552, 502371, 558190, 669828, 837285, 893104, 1004742, 1116380, 1339656, 1507113, 1674570, 1786208, 2009484, 2232760, 2511855, 2679312, 3014226, 3349140, 4018968, 4465520, 4521339, 5023710, 5358624, 6028452, 6698280, 7535565, 8037936, 8931040, 9042678, 10047420, 12056904, 13396560, 13564017, 15071130, 16075872, 18085356, 20094840, 22606695, 24113808, 26793120, 27128034, 30142260, 36170712, 40189680, 45213390, 48227616, 54256068, 60284520, 67820085, 72341424, 80379360, 90426780, 108512136, 120569040, 135640170, 144682848, 180853560, 217024272, 241138080, 271280340, 361707120, 434048544, 542560680, 723414240, 1085121360, 2170242720]

約数ペア:
[(1, 2170242720), (2, 1085121360), (3, 723414240), (4, 542560680), (5, 434048544), (6, 361707120), (8, 271280340), (9, 241138080), (10, 217024272), (12, 180853560), (15, 144682848), (16, 135640170), (18, 120569040), (20, 108512136), (24, 90426780), (27, 80379360), (30, 72341424), (32, 67820085), (36, 60284520), (40, 54256068), (45, 48227616), (48, 45213390), (54, 40189680), (60, 36170712), (72, 30142260), (80, 27128034), (81, 26793120), (90, 24113808), (96, 22606695), (108, 20094840), (120, 18085356), (135, 16075872), (144, 15071130), (160, 13564017), (162, 13396560), (180, 12056904), (216, 10047420), (240, 9042678), (243, 8931040), (270, 8037936), (288, 7535565), (324, 6698280), (360, 6028452), (405, 5358624), (432, 5023710), (480, 4521339), (486, 4465520), (540, 4018968), (648, 3349140), (720, 3014226), (810, 2679312), (864, 2511855), (972, 2232760), (1080, 2009484), (1215, 1786208), (1296, 1674570), (1440, 1507113), (1620, 1339656), (1944, 1116380), (2160, 1004742), (2430, 893104), (2592, 837285), (3240, 669828), (3888, 558190), (4320, 502371), (4860, 446552), (6480, 334914), (7776, 279095), (9720, 223276), (12960, 167457), (19440, 111638), (38880, 55819)]

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