About the Number

1128216720

1128216719 ← → 1128216721

2進数表記:1000011001111110011100010010000

漢数字表記:十一億二千八百二十一万六千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 367 1 × 12809 1

素因数の和:13192
約数の個数: 80
約数和(自身を含む): 3507275520
約数和(自身を除く): 2379058800

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 367, 734, 1101, 1468, 1835, 2202, 2936, 3670, 4404, 5505, 5872, 7340, 8808, 11010, 12809, 14680, 17616, 22020, 25618, 29360, 38427, 44040, 51236, 64045, 76854, 88080, 102472, 128090, 153708, 192135, 204944, 256180, 307416, 384270, 512360, 614832, 768540, 1024720, 1537080, 3074160, 4700903, 9401806, 14102709, 18803612, 23504515, 28205418, 37607224, 47009030, 56410836, 70513545, 75214448, 94018060, 112821672, 141027090, 188036120, 225643344, 282054180, 376072240, 564108360, 1128216720]

約数ペア:
[(1, 1128216720), (2, 564108360), (3, 376072240), (4, 282054180), (5, 225643344), (6, 188036120), (8, 141027090), (10, 112821672), (12, 94018060), (15, 75214448), (16, 70513545), (20, 56410836), (24, 47009030), (30, 37607224), (40, 28205418), (48, 23504515), (60, 18803612), (80, 14102709), (120, 9401806), (240, 4700903), (367, 3074160), (734, 1537080), (1101, 1024720), (1468, 768540), (1835, 614832), (2202, 512360), (2936, 384270), (3670, 307416), (4404, 256180), (5505, 204944), (5872, 192135), (7340, 153708), (8808, 128090), (11010, 102472), (12809, 88080), (14680, 76854), (17616, 64045), (22020, 51236), (25618, 44040), (29360, 38427)]

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