About the Number

1221330240

1221330239 ← → 1221330241

2進数表記:1001000110011000000010101000000

漢数字表記:十二億二千百三十三万二百四十

素因数分解:

2 6 × 3 2 × 5 1 × 13 1 × 32621 1

素因数の和:32657
約数の個数: 168
約数和(自身を含む): 4524149448
約数和(自身を除く): 3302819208

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, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 7488, 9360, 12480, 18720, 32621, 37440, 65242, 97863, 130484, 163105, 195726, 260968, 293589, 326210, 391452, 424073, 489315, 521936, 587178, 652420, 782904, 848146, 978630, 1043872, 1174356, 1272219, 1304840, 1467945, 1565808, 1696292, 1957260, 2087744, 2120365, 2348712, 2544438, 2609680, 2935890, 3131616, 3392584, 3816657, 3914520, 4240730, 4697424, 5088876, 5219360, 5871780, 6263232, 6361095, 6785168, 7633314, 7829040, 8481460, 9394848, 10177752, 10438720, 11743560, 12722190, 13570336, 15266628, 15658080, 16962920, 18789696, 19083285, 20355504, 23487120, 25444380, 27140672, 30533256, 31316160, 33925840, 38166570, 40711008, 46974240, 50888760, 61066512, 67851680, 76333140, 81422016, 93948480, 101777520, 122133024, 135703360, 152666280, 203555040, 244266048, 305332560, 407110080, 610665120, 1221330240]

約数ペア:
[(1, 1221330240), (2, 610665120), (3, 407110080), (4, 305332560), (5, 244266048), (6, 203555040), (8, 152666280), (9, 135703360), (10, 122133024), (12, 101777520), (13, 93948480), (15, 81422016), (16, 76333140), (18, 67851680), (20, 61066512), (24, 50888760), (26, 46974240), (30, 40711008), (32, 38166570), (36, 33925840), (39, 31316160), (40, 30533256), (45, 27140672), (48, 25444380), (52, 23487120), (60, 20355504), (64, 19083285), (65, 18789696), (72, 16962920), (78, 15658080), (80, 15266628), (90, 13570336), (96, 12722190), (104, 11743560), (117, 10438720), (120, 10177752), (130, 9394848), (144, 8481460), (156, 7829040), (160, 7633314), (180, 6785168), (192, 6361095), (195, 6263232), (208, 5871780), (234, 5219360), (240, 5088876), (260, 4697424), (288, 4240730), (312, 3914520), (320, 3816657), (360, 3392584), (390, 3131616), (416, 2935890), (468, 2609680), (480, 2544438), (520, 2348712), (576, 2120365), (585, 2087744), (624, 1957260), (720, 1696292), (780, 1565808), (832, 1467945), (936, 1304840), (960, 1272219), (1040, 1174356), (1170, 1043872), (1248, 978630), (1440, 848146), (1560, 782904), (1872, 652420), (2080, 587178), (2340, 521936), (2496, 489315), (2880, 424073), (3120, 391452), (3744, 326210), (4160, 293589), (4680, 260968), (6240, 195726), (7488, 163105), (9360, 130484), (12480, 97863), (18720, 65242), (32621, 37440)]

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