About the Number

140881680

140881679 ← → 140881681

2進数表記:1000011001011010111100010000

漢数字表記:一億四千八十八万千六百八十

素因数分解:

2 4 × 3 5 × 5 1 × 7247 1

素因数の和:7275
約数の個数: 120
約数和(自身を含む): 490718592
約数和(自身を除く): 349836912

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 7247, 9720, 14494, 19440, 21741, 28988, 36235, 43482, 57976, 65223, 72470, 86964, 108705, 115952, 130446, 144940, 173928, 195669, 217410, 260892, 289880, 326115, 347856, 391338, 434820, 521784, 579760, 587007, 652230, 782676, 869640, 978345, 1043568, 1174014, 1304460, 1565352, 1739280, 1761021, 1956690, 2348028, 2608920, 2935035, 3130704, 3522042, 3913380, 4696056, 5217840, 5870070, 7044084, 7826760, 8805105, 9392112, 11740140, 14088168, 15653520, 17610210, 23480280, 28176336, 35220420, 46960560, 70440840, 140881680]

約数ペア:
[(1, 140881680), (2, 70440840), (3, 46960560), (4, 35220420), (5, 28176336), (6, 23480280), (8, 17610210), (9, 15653520), (10, 14088168), (12, 11740140), (15, 9392112), (16, 8805105), (18, 7826760), (20, 7044084), (24, 5870070), (27, 5217840), (30, 4696056), (36, 3913380), (40, 3522042), (45, 3130704), (48, 2935035), (54, 2608920), (60, 2348028), (72, 1956690), (80, 1761021), (81, 1739280), (90, 1565352), (108, 1304460), (120, 1174014), (135, 1043568), (144, 978345), (162, 869640), (180, 782676), (216, 652230), (240, 587007), (243, 579760), (270, 521784), (324, 434820), (360, 391338), (405, 347856), (432, 326115), (486, 289880), (540, 260892), (648, 217410), (720, 195669), (810, 173928), (972, 144940), (1080, 130446), (1215, 115952), (1296, 108705), (1620, 86964), (1944, 72470), (2160, 65223), (2430, 57976), (3240, 43482), (3888, 36235), (4860, 28988), (6480, 21741), (7247, 19440), (9720, 14494)]

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