About the Number

1550080

1550079 ← → 1550081

2進数表記:101111010011100000000

漢数字表記:百五十五万八十

素因数分解:

2 8 × 5 1 × 7 1 × 173 1

素因数の和:201
約数の個数: 72
約数和(自身を含む): 4267872
約数和(自身を除く): 2717792

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 173, 224, 256, 280, 320, 346, 448, 560, 640, 692, 865, 896, 1120, 1211, 1280, 1384, 1730, 1792, 2240, 2422, 2768, 3460, 4480, 4844, 5536, 6055, 6920, 8960, 9688, 11072, 12110, 13840, 19376, 22144, 24220, 27680, 38752, 44288, 48440, 55360, 77504, 96880, 110720, 155008, 193760, 221440, 310016, 387520, 775040, 1550080]

約数ペア:
[(1, 1550080), (2, 775040), (4, 387520), (5, 310016), (7, 221440), (8, 193760), (10, 155008), (14, 110720), (16, 96880), (20, 77504), (28, 55360), (32, 48440), (35, 44288), (40, 38752), (56, 27680), (64, 24220), (70, 22144), (80, 19376), (112, 13840), (128, 12110), (140, 11072), (160, 9688), (173, 8960), (224, 6920), (256, 6055), (280, 5536), (320, 4844), (346, 4480), (448, 3460), (560, 2768), (640, 2422), (692, 2240), (865, 1792), (896, 1730), (1120, 1384), (1211, 1280)]

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