About the Number

238040640

238040639 ← → 238040641

2進数表記:1110001100000011011001000000

漢数字表記:二億三千八百四万六百四十

素因数分解:

2 6 × 3 3 × 5 1 × 27551 1

素因数の和:27577
約数の個数: 112
約数和(自身を含む): 839784960
約数和(自身を除く): 601744320

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 27551, 55102, 82653, 110204, 137755, 165306, 220408, 247959, 275510, 330612, 413265, 440816, 495918, 551020, 661224, 743877, 826530, 881632, 991836, 1102040, 1239795, 1322448, 1487754, 1653060, 1763264, 1983672, 2204080, 2479590, 2644896, 2975508, 3306120, 3719385, 3967344, 4408160, 4959180, 5289792, 5951016, 6612240, 7438770, 7934688, 8816320, 9918360, 11902032, 13224480, 14877540, 15869376, 19836720, 23804064, 26448960, 29755080, 39673440, 47608128, 59510160, 79346880, 119020320, 238040640]

約数ペア:
[(1, 238040640), (2, 119020320), (3, 79346880), (4, 59510160), (5, 47608128), (6, 39673440), (8, 29755080), (9, 26448960), (10, 23804064), (12, 19836720), (15, 15869376), (16, 14877540), (18, 13224480), (20, 11902032), (24, 9918360), (27, 8816320), (30, 7934688), (32, 7438770), (36, 6612240), (40, 5951016), (45, 5289792), (48, 4959180), (54, 4408160), (60, 3967344), (64, 3719385), (72, 3306120), (80, 2975508), (90, 2644896), (96, 2479590), (108, 2204080), (120, 1983672), (135, 1763264), (144, 1653060), (160, 1487754), (180, 1322448), (192, 1239795), (216, 1102040), (240, 991836), (270, 881632), (288, 826530), (320, 743877), (360, 661224), (432, 551020), (480, 495918), (540, 440816), (576, 413265), (720, 330612), (864, 275510), (960, 247959), (1080, 220408), (1440, 165306), (1728, 137755), (2160, 110204), (2880, 82653), (4320, 55102), (8640, 27551)]

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