About the Number

213890400

213890399 ← → 213890401

2進数表記:1100101111111011010101100000

漢数字表記:二億千三百八十九万四百

素因数分解:

2 5 × 3 2 × 5 2 × 61 1 × 487 1

素因数の和:574
約数の個数: 216
約数和(自身を含む): 768169584
約数和(自身を除く): 554279184

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 61, 72, 75, 80, 90, 96, 100, 120, 122, 144, 150, 160, 180, 183, 200, 225, 240, 244, 288, 300, 305, 360, 366, 400, 450, 480, 487, 488, 549, 600, 610, 720, 732, 800, 900, 915, 974, 976, 1098, 1200, 1220, 1440, 1461, 1464, 1525, 1800, 1830, 1948, 1952, 2196, 2400, 2435, 2440, 2745, 2922, 2928, 3050, 3600, 3660, 3896, 4383, 4392, 4575, 4870, 4880, 5490, 5844, 5856, 6100, 7200, 7305, 7320, 7792, 8766, 8784, 9150, 9740, 9760, 10980, 11688, 12175, 12200, 13725, 14610, 14640, 15584, 17532, 17568, 18300, 19480, 21915, 21960, 23376, 24350, 24400, 27450, 29220, 29280, 29707, 35064, 36525, 36600, 38960, 43830, 43920, 46752, 48700, 48800, 54900, 58440, 59414, 70128, 73050, 73200, 77920, 87660, 87840, 89121, 97400, 109575, 109800, 116880, 118828, 140256, 146100, 146400, 148535, 175320, 178242, 194800, 219150, 219600, 233760, 237656, 267363, 292200, 297070, 350640, 356484, 389600, 438300, 439200, 445605, 475312, 534726, 584400, 594140, 701280, 712968, 742675, 876600, 891210, 950624, 1069452, 1168800, 1188280, 1336815, 1425936, 1485350, 1753200, 1782420, 2138904, 2228025, 2376560, 2673630, 2851872, 2970700, 3506400, 3564840, 4277808, 4456050, 4753120, 5347260, 5941400, 6684075, 7129680, 8555616, 8912100, 10694520, 11882800, 13368150, 14259360, 17824200, 21389040, 23765600, 26736300, 35648400, 42778080, 53472600, 71296800, 106945200, 213890400]

約数ペア:
[(1, 213890400), (2, 106945200), (3, 71296800), (4, 53472600), (5, 42778080), (6, 35648400), (8, 26736300), (9, 23765600), (10, 21389040), (12, 17824200), (15, 14259360), (16, 13368150), (18, 11882800), (20, 10694520), (24, 8912100), (25, 8555616), (30, 7129680), (32, 6684075), (36, 5941400), (40, 5347260), (45, 4753120), (48, 4456050), (50, 4277808), (60, 3564840), (61, 3506400), (72, 2970700), (75, 2851872), (80, 2673630), (90, 2376560), (96, 2228025), (100, 2138904), (120, 1782420), (122, 1753200), (144, 1485350), (150, 1425936), (160, 1336815), (180, 1188280), (183, 1168800), (200, 1069452), (225, 950624), (240, 891210), (244, 876600), (288, 742675), (300, 712968), (305, 701280), (360, 594140), (366, 584400), (400, 534726), (450, 475312), (480, 445605), (487, 439200), (488, 438300), (549, 389600), (600, 356484), (610, 350640), (720, 297070), (732, 292200), (800, 267363), (900, 237656), (915, 233760), (974, 219600), (976, 219150), (1098, 194800), (1200, 178242), (1220, 175320), (1440, 148535), (1461, 146400), (1464, 146100), (1525, 140256), (1800, 118828), (1830, 116880), (1948, 109800), (1952, 109575), (2196, 97400), (2400, 89121), (2435, 87840), (2440, 87660), (2745, 77920), (2922, 73200), (2928, 73050), (3050, 70128), (3600, 59414), (3660, 58440), (3896, 54900), (4383, 48800), (4392, 48700), (4575, 46752), (4870, 43920), (4880, 43830), (5490, 38960), (5844, 36600), (5856, 36525), (6100, 35064), (7200, 29707), (7305, 29280), (7320, 29220), (7792, 27450), (8766, 24400), (8784, 24350), (9150, 23376), (9740, 21960), (9760, 21915), (10980, 19480), (11688, 18300), (12175, 17568), (12200, 17532), (13725, 15584), (14610, 14640)]

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