About the Number

481680

481679 ← → 481681

2進数表記:1110101100110010000

漢数字表記:四十八万千六百八十

素因数分解:

2 4 × 3 3 × 5 1 × 223 1

素因数の和:245
約数の個数: 80
約数和(自身を含む): 1666560
約数和(自身を除く): 1184880

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 223, 240, 270, 360, 432, 446, 540, 669, 720, 892, 1080, 1115, 1338, 1784, 2007, 2160, 2230, 2676, 3345, 3568, 4014, 4460, 5352, 6021, 6690, 8028, 8920, 10035, 10704, 12042, 13380, 16056, 17840, 20070, 24084, 26760, 30105, 32112, 40140, 48168, 53520, 60210, 80280, 96336, 120420, 160560, 240840, 481680]

約数ペア:
[(1, 481680), (2, 240840), (3, 160560), (4, 120420), (5, 96336), (6, 80280), (8, 60210), (9, 53520), (10, 48168), (12, 40140), (15, 32112), (16, 30105), (18, 26760), (20, 24084), (24, 20070), (27, 17840), (30, 16056), (36, 13380), (40, 12042), (45, 10704), (48, 10035), (54, 8920), (60, 8028), (72, 6690), (80, 6021), (90, 5352), (108, 4460), (120, 4014), (135, 3568), (144, 3345), (180, 2676), (216, 2230), (223, 2160), (240, 2007), (270, 1784), (360, 1338), (432, 1115), (446, 1080), (540, 892), (669, 720)]

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