About the Number

1288181340

1288181339 ← → 1288181341

2進数表記:1001100110010000001011001011100

漢数字表記:十二億八千八百十八万千三百四十

素因数分解:

2 2 × 3 3 × 5 1 × 97 1 × 24593 1

素因数の和:24708
約数の個数: 96
約数和(自身を含む): 4049156160
約数和(自身を除く): 2760974820

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 582, 873, 970, 1164, 1455, 1746, 1940, 2619, 2910, 3492, 4365, 5238, 5820, 8730, 10476, 13095, 17460, 24593, 26190, 49186, 52380, 73779, 98372, 122965, 147558, 221337, 245930, 295116, 368895, 442674, 491860, 664011, 737790, 885348, 1106685, 1328022, 1475580, 2213370, 2385521, 2656044, 3320055, 4426740, 4771042, 6640110, 7156563, 9542084, 11927605, 13280220, 14313126, 21469689, 23855210, 28626252, 35782815, 42939378, 47710420, 64409067, 71565630, 85878756, 107348445, 128818134, 143131260, 214696890, 257636268, 322045335, 429393780, 644090670, 1288181340]

約数ペア:
[(1, 1288181340), (2, 644090670), (3, 429393780), (4, 322045335), (5, 257636268), (6, 214696890), (9, 143131260), (10, 128818134), (12, 107348445), (15, 85878756), (18, 71565630), (20, 64409067), (27, 47710420), (30, 42939378), (36, 35782815), (45, 28626252), (54, 23855210), (60, 21469689), (90, 14313126), (97, 13280220), (108, 11927605), (135, 9542084), (180, 7156563), (194, 6640110), (270, 4771042), (291, 4426740), (388, 3320055), (485, 2656044), (540, 2385521), (582, 2213370), (873, 1475580), (970, 1328022), (1164, 1106685), (1455, 885348), (1746, 737790), (1940, 664011), (2619, 491860), (2910, 442674), (3492, 368895), (4365, 295116), (5238, 245930), (5820, 221337), (8730, 147558), (10476, 122965), (13095, 98372), (17460, 73779), (24593, 52380), (26190, 49186)]

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