About the Number

2120732640

2120732639 ← → 2120732641

2進数表記:1111110011001111100111111100000

漢数字表記:二十一億二千七十三万二千六百四十

素因数分解:

2 5 × 3 2 × 5 1 × 13 1 × 113287 1

素因数の和:113321
約数の個数: 144
約数和(自身を含む): 7793761248
約数和(自身を除く): 5673028608

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 113287, 226574, 339861, 453148, 566435, 679722, 906296, 1019583, 1132870, 1359444, 1472731, 1699305, 1812592, 2039166, 2265740, 2718888, 2945462, 3398610, 3625184, 4078332, 4418193, 4531480, 5097915, 5437776, 5890924, 6797220, 7363655, 8156664, 8836386, 9062960, 10195830, 10875552, 11781848, 13254579, 13594440, 14727310, 16313328, 17672772, 18125920, 20391660, 22090965, 23563696, 26509158, 27188880, 29454620, 32626656, 35345544, 40783320, 44181930, 47127392, 53018316, 54377760, 58909240, 66272895, 70691088, 81566640, 88363860, 106036632, 117818480, 132545790, 141382176, 163133280, 176727720, 212073264, 235636960, 265091580, 353455440, 424146528, 530183160, 706910880, 1060366320, 2120732640]

約数ペア:
[(1, 2120732640), (2, 1060366320), (3, 706910880), (4, 530183160), (5, 424146528), (6, 353455440), (8, 265091580), (9, 235636960), (10, 212073264), (12, 176727720), (13, 163133280), (15, 141382176), (16, 132545790), (18, 117818480), (20, 106036632), (24, 88363860), (26, 81566640), (30, 70691088), (32, 66272895), (36, 58909240), (39, 54377760), (40, 53018316), (45, 47127392), (48, 44181930), (52, 40783320), (60, 35345544), (65, 32626656), (72, 29454620), (78, 27188880), (80, 26509158), (90, 23563696), (96, 22090965), (104, 20391660), (117, 18125920), (120, 17672772), (130, 16313328), (144, 14727310), (156, 13594440), (160, 13254579), (180, 11781848), (195, 10875552), (208, 10195830), (234, 9062960), (240, 8836386), (260, 8156664), (288, 7363655), (312, 6797220), (360, 5890924), (390, 5437776), (416, 5097915), (468, 4531480), (480, 4418193), (520, 4078332), (585, 3625184), (624, 3398610), (720, 2945462), (780, 2718888), (936, 2265740), (1040, 2039166), (1170, 1812592), (1248, 1699305), (1440, 1472731), (1560, 1359444), (1872, 1132870), (2080, 1019583), (2340, 906296), (3120, 679722), (3744, 566435), (4680, 453148), (6240, 339861), (9360, 226574), (18720, 113287)]

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