About the Number

132457680

132457679 ← → 132457681

2進数表記:111111001010010010011010000

漢数字表記:一億三千二百四十五万七千六百八十

素因数分解:

2 4 × 3 4 × 5 1 × 20441 1

素因数の和:20466
約数の個数: 100
約数和(自身を含む): 460067652
約数和(自身を除く): 327609972

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, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 20441, 40882, 61323, 81764, 102205, 122646, 163528, 183969, 204410, 245292, 306615, 327056, 367938, 408820, 490584, 551907, 613230, 735876, 817640, 919845, 981168, 1103814, 1226460, 1471752, 1635280, 1655721, 1839690, 2207628, 2452920, 2759535, 2943504, 3311442, 3679380, 4415256, 4905840, 5519070, 6622884, 7358760, 8278605, 8830512, 11038140, 13245768, 14717520, 16557210, 22076280, 26491536, 33114420, 44152560, 66228840, 132457680]

約数ペア:
[(1, 132457680), (2, 66228840), (3, 44152560), (4, 33114420), (5, 26491536), (6, 22076280), (8, 16557210), (9, 14717520), (10, 13245768), (12, 11038140), (15, 8830512), (16, 8278605), (18, 7358760), (20, 6622884), (24, 5519070), (27, 4905840), (30, 4415256), (36, 3679380), (40, 3311442), (45, 2943504), (48, 2759535), (54, 2452920), (60, 2207628), (72, 1839690), (80, 1655721), (81, 1635280), (90, 1471752), (108, 1226460), (120, 1103814), (135, 981168), (144, 919845), (162, 817640), (180, 735876), (216, 613230), (240, 551907), (270, 490584), (324, 408820), (360, 367938), (405, 327056), (432, 306615), (540, 245292), (648, 204410), (720, 183969), (810, 163528), (1080, 122646), (1296, 102205), (1620, 81764), (2160, 61323), (3240, 40882), (6480, 20441)]

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