About the Number

381464640

381464639 ← → 381464641

2進数表記:10110101111001011000001000000

漢数字表記:三億八千百四十六万四千六百四十

素因数分解:

2 6 × 3 4 × 5 1 × 14717 1

素因数の和:14746
約数の個数: 140
約数和(自身を含む): 1357029036
約数和(自身を除く): 975564396

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 14717, 25920, 29434, 44151, 58868, 73585, 88302, 117736, 132453, 147170, 176604, 220755, 235472, 264906, 294340, 353208, 397359, 441510, 470944, 529812, 588680, 662265, 706416, 794718, 883020, 941888, 1059624, 1177360, 1192077, 1324530, 1412832, 1589436, 1766040, 1986795, 2119248, 2354720, 2384154, 2649060, 2825664, 3178872, 3532080, 3973590, 4238496, 4709440, 4768308, 5298120, 5960385, 6357744, 7064160, 7947180, 8476992, 9536616, 10596240, 11920770, 12715488, 14128320, 15894360, 19073232, 21192480, 23841540, 25430976, 31788720, 38146464, 42384960, 47683080, 63577440, 76292928, 95366160, 127154880, 190732320, 381464640]

約数ペア:
[(1, 381464640), (2, 190732320), (3, 127154880), (4, 95366160), (5, 76292928), (6, 63577440), (8, 47683080), (9, 42384960), (10, 38146464), (12, 31788720), (15, 25430976), (16, 23841540), (18, 21192480), (20, 19073232), (24, 15894360), (27, 14128320), (30, 12715488), (32, 11920770), (36, 10596240), (40, 9536616), (45, 8476992), (48, 7947180), (54, 7064160), (60, 6357744), (64, 5960385), (72, 5298120), (80, 4768308), (81, 4709440), (90, 4238496), (96, 3973590), (108, 3532080), (120, 3178872), (135, 2825664), (144, 2649060), (160, 2384154), (162, 2354720), (180, 2119248), (192, 1986795), (216, 1766040), (240, 1589436), (270, 1412832), (288, 1324530), (320, 1192077), (324, 1177360), (360, 1059624), (405, 941888), (432, 883020), (480, 794718), (540, 706416), (576, 662265), (648, 588680), (720, 529812), (810, 470944), (864, 441510), (960, 397359), (1080, 353208), (1296, 294340), (1440, 264906), (1620, 235472), (1728, 220755), (2160, 176604), (2592, 147170), (2880, 132453), (3240, 117736), (4320, 88302), (5184, 73585), (6480, 58868), (8640, 44151), (12960, 29434), (14717, 25920)]

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