About the Number

138712320

138712319 ← → 138712321

2進数表記:1000010001001001010100000000

漢数字表記:一億三千八百七十一万二千三百二十

素因数分解:

2 8 × 3 2 × 5 1 × 12041 1

素因数の和:12068
約数の個数: 108
約数和(自身を含む): 479970036
約数和(自身を除く): 341257716

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 12041, 24082, 36123, 48164, 60205, 72246, 96328, 108369, 120410, 144492, 180615, 192656, 216738, 240820, 288984, 361230, 385312, 433476, 481640, 541845, 577968, 722460, 770624, 866952, 963280, 1083690, 1155936, 1444920, 1541248, 1733904, 1926560, 2167380, 2311872, 2889840, 3082496, 3467808, 3853120, 4334760, 4623744, 5779680, 6935616, 7706240, 8669520, 9247488, 11559360, 13871232, 15412480, 17339040, 23118720, 27742464, 34678080, 46237440, 69356160, 138712320]

約数ペア:
[(1, 138712320), (2, 69356160), (3, 46237440), (4, 34678080), (5, 27742464), (6, 23118720), (8, 17339040), (9, 15412480), (10, 13871232), (12, 11559360), (15, 9247488), (16, 8669520), (18, 7706240), (20, 6935616), (24, 5779680), (30, 4623744), (32, 4334760), (36, 3853120), (40, 3467808), (45, 3082496), (48, 2889840), (60, 2311872), (64, 2167380), (72, 1926560), (80, 1733904), (90, 1541248), (96, 1444920), (120, 1155936), (128, 1083690), (144, 963280), (160, 866952), (180, 770624), (192, 722460), (240, 577968), (256, 541845), (288, 481640), (320, 433476), (360, 385312), (384, 361230), (480, 288984), (576, 240820), (640, 216738), (720, 192656), (768, 180615), (960, 144492), (1152, 120410), (1280, 108369), (1440, 96328), (1920, 72246), (2304, 60205), (2880, 48164), (3840, 36123), (5760, 24082), (11520, 12041)]

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