About the Number

131880864

131880863 ← → 131880865

2進数表記:111110111000101011110100000

漢数字表記:一億三千百八十八万八百六十四

素因数分解:

2 5 × 3 1 × 29 1 × 127 1 × 373 1

素因数の和:542
約数の個数: 96
約数和(自身を含む): 361912320
約数和(自身を除く): 230031456

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 127, 174, 232, 254, 348, 373, 381, 464, 508, 696, 746, 762, 928, 1016, 1119, 1392, 1492, 1524, 2032, 2238, 2784, 2984, 3048, 3683, 4064, 4476, 5968, 6096, 7366, 8952, 10817, 11049, 11936, 12192, 14732, 17904, 21634, 22098, 29464, 32451, 35808, 43268, 44196, 47371, 58928, 64902, 86536, 88392, 94742, 117856, 129804, 142113, 173072, 176784, 189484, 259608, 284226, 346144, 353568, 378968, 519216, 568452, 757936, 1038432, 1136904, 1373759, 1515872, 2273808, 2747518, 4121277, 4547616, 5495036, 8242554, 10990072, 16485108, 21980144, 32970216, 43960288, 65940432, 131880864]

約数ペア:
[(1, 131880864), (2, 65940432), (3, 43960288), (4, 32970216), (6, 21980144), (8, 16485108), (12, 10990072), (16, 8242554), (24, 5495036), (29, 4547616), (32, 4121277), (48, 2747518), (58, 2273808), (87, 1515872), (96, 1373759), (116, 1136904), (127, 1038432), (174, 757936), (232, 568452), (254, 519216), (348, 378968), (373, 353568), (381, 346144), (464, 284226), (508, 259608), (696, 189484), (746, 176784), (762, 173072), (928, 142113), (1016, 129804), (1119, 117856), (1392, 94742), (1492, 88392), (1524, 86536), (2032, 64902), (2238, 58928), (2784, 47371), (2984, 44196), (3048, 43268), (3683, 35808), (4064, 32451), (4476, 29464), (5968, 22098), (6096, 21634), (7366, 17904), (8952, 14732), (10817, 12192), (11049, 11936)]

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