About the Number

131481236656

131481236655 ← → 131481236657

2進数表記:1111010011100111001000111010010110000

漢数字表記:千三百十四億八千百二十三万六千六百五十六

素因数分解:

2 4 × 7 2 × 11 1 × 127 1 × 120047 1

素因数の和:120207
約数の個数: 120
約数和(自身を含む): 325823717376
約数和(自身を除く): 194342480720

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 127, 154, 176, 196, 254, 308, 392, 508, 539, 616, 784, 889, 1016, 1078, 1232, 1397, 1778, 2032, 2156, 2794, 3556, 4312, 5588, 6223, 7112, 8624, 9779, 11176, 12446, 14224, 19558, 22352, 24892, 39116, 49784, 68453, 78232, 99568, 120047, 136906, 156464, 240094, 273812, 480188, 547624, 840329, 960376, 1095248, 1320517, 1680658, 1920752, 2641034, 3361316, 5282068, 5882303, 6722632, 9243619, 10564136, 11764606, 13445264, 15245969, 18487238, 21128272, 23529212, 30491938, 36974476, 47058424, 60983876, 64705333, 73948952, 94116848, 106721783, 121967752, 129410666, 147897904, 167705659, 213443566, 243935504, 258821332, 335411318, 426887132, 517642664, 670822636, 747052481, 853774264, 1035285328, 1173939613, 1341645272, 1494104962, 1707548528, 2347879226, 2683290544, 2988209924, 4695758452, 5976419848, 8217577291, 9391516904, 11952839696, 16435154582, 18783033808, 32870309164, 65740618328, 131481236656]

約数ペア:
[(1, 131481236656), (2, 65740618328), (4, 32870309164), (7, 18783033808), (8, 16435154582), (11, 11952839696), (14, 9391516904), (16, 8217577291), (22, 5976419848), (28, 4695758452), (44, 2988209924), (49, 2683290544), (56, 2347879226), (77, 1707548528), (88, 1494104962), (98, 1341645272), (112, 1173939613), (127, 1035285328), (154, 853774264), (176, 747052481), (196, 670822636), (254, 517642664), (308, 426887132), (392, 335411318), (508, 258821332), (539, 243935504), (616, 213443566), (784, 167705659), (889, 147897904), (1016, 129410666), (1078, 121967752), (1232, 106721783), (1397, 94116848), (1778, 73948952), (2032, 64705333), (2156, 60983876), (2794, 47058424), (3556, 36974476), (4312, 30491938), (5588, 23529212), (6223, 21128272), (7112, 18487238), (8624, 15245969), (9779, 13445264), (11176, 11764606), (12446, 10564136), (14224, 9243619), (19558, 6722632), (22352, 5882303), (24892, 5282068), (39116, 3361316), (49784, 2641034), (68453, 1920752), (78232, 1680658), (99568, 1320517), (120047, 1095248), (136906, 960376), (156464, 840329), (240094, 547624), (273812, 480188)]

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