About the Number

231138720

231138719 ← → 231138721

2進数表記:1101110001101110010110100000

漢数字表記:二億三千百十三万八千七百二十

素因数分解:

2 5 × 3 2 × 5 1 × 151 1 × 1063 1

素因数の和:1235
約数の個数: 144
約数和(自身を含む): 794731392
約数和(自身を除く): 563592672

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, 72, 80, 90, 96, 120, 144, 151, 160, 180, 240, 288, 302, 360, 453, 480, 604, 720, 755, 906, 1063, 1208, 1359, 1440, 1510, 1812, 2126, 2265, 2416, 2718, 3020, 3189, 3624, 4252, 4530, 4832, 5315, 5436, 6040, 6378, 6795, 7248, 8504, 9060, 9567, 10630, 10872, 12080, 12756, 13590, 14496, 15945, 17008, 18120, 19134, 21260, 21744, 24160, 25512, 27180, 31890, 34016, 36240, 38268, 42520, 43488, 47835, 51024, 54360, 63780, 72480, 76536, 85040, 95670, 102048, 108720, 127560, 153072, 160513, 170080, 191340, 217440, 255120, 306144, 321026, 382680, 481539, 510240, 642052, 765360, 802565, 963078, 1284104, 1444617, 1530720, 1605130, 1926156, 2407695, 2568208, 2889234, 3210260, 3852312, 4815390, 5136416, 5778468, 6420520, 7223085, 7704624, 9630780, 11556936, 12841040, 14446170, 15409248, 19261560, 23113872, 25682080, 28892340, 38523120, 46227744, 57784680, 77046240, 115569360, 231138720]

約数ペア:
[(1, 231138720), (2, 115569360), (3, 77046240), (4, 57784680), (5, 46227744), (6, 38523120), (8, 28892340), (9, 25682080), (10, 23113872), (12, 19261560), (15, 15409248), (16, 14446170), (18, 12841040), (20, 11556936), (24, 9630780), (30, 7704624), (32, 7223085), (36, 6420520), (40, 5778468), (45, 5136416), (48, 4815390), (60, 3852312), (72, 3210260), (80, 2889234), (90, 2568208), (96, 2407695), (120, 1926156), (144, 1605130), (151, 1530720), (160, 1444617), (180, 1284104), (240, 963078), (288, 802565), (302, 765360), (360, 642052), (453, 510240), (480, 481539), (604, 382680), (720, 321026), (755, 306144), (906, 255120), (1063, 217440), (1208, 191340), (1359, 170080), (1440, 160513), (1510, 153072), (1812, 127560), (2126, 108720), (2265, 102048), (2416, 95670), (2718, 85040), (3020, 76536), (3189, 72480), (3624, 63780), (4252, 54360), (4530, 51024), (4832, 47835), (5315, 43488), (5436, 42520), (6040, 38268), (6378, 36240), (6795, 34016), (7248, 31890), (8504, 27180), (9060, 25512), (9567, 24160), (10630, 21744), (10872, 21260), (12080, 19134), (12756, 18120), (13590, 17008), (14496, 15945)]

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