About the Number

161831040

161831039 ← → 161831041

2進数表記:1001101001010101100010000000

漢数字表記:一億六千百八十三万千四十

素因数分解:

2 7 × 3 1 × 5 1 × 7 1 × 12041 1

素因数の和:12070
約数の個数: 128
約数和(自身を含む): 589576320
約数和(自身を除く): 427745280

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 12041, 13440, 24082, 36123, 48164, 60205, 72246, 84287, 96328, 120410, 144492, 168574, 180615, 192656, 240820, 252861, 288984, 337148, 361230, 385312, 421435, 481640, 505722, 577968, 674296, 722460, 770624, 842870, 963280, 1011444, 1155936, 1264305, 1348592, 1444920, 1541248, 1685740, 1926560, 2022888, 2311872, 2528610, 2697184, 2889840, 3371480, 3853120, 4045776, 4623744, 5057220, 5394368, 5779680, 6742960, 7706240, 8091552, 10114440, 10788736, 11559360, 13485920, 16183104, 20228880, 23118720, 26971840, 32366208, 40457760, 53943680, 80915520, 161831040]

約数ペア:
[(1, 161831040), (2, 80915520), (3, 53943680), (4, 40457760), (5, 32366208), (6, 26971840), (7, 23118720), (8, 20228880), (10, 16183104), (12, 13485920), (14, 11559360), (15, 10788736), (16, 10114440), (20, 8091552), (21, 7706240), (24, 6742960), (28, 5779680), (30, 5394368), (32, 5057220), (35, 4623744), (40, 4045776), (42, 3853120), (48, 3371480), (56, 2889840), (60, 2697184), (64, 2528610), (70, 2311872), (80, 2022888), (84, 1926560), (96, 1685740), (105, 1541248), (112, 1444920), (120, 1348592), (128, 1264305), (140, 1155936), (160, 1011444), (168, 963280), (192, 842870), (210, 770624), (224, 722460), (240, 674296), (280, 577968), (320, 505722), (336, 481640), (384, 421435), (420, 385312), (448, 361230), (480, 337148), (560, 288984), (640, 252861), (672, 240820), (840, 192656), (896, 180615), (960, 168574), (1120, 144492), (1344, 120410), (1680, 96328), (1920, 84287), (2240, 72246), (2688, 60205), (3360, 48164), (4480, 36123), (6720, 24082), (12041, 13440)]

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