About the Number

72681288

72681287 ← → 72681289

2進数表記:100010101010000011101001000

漢数字表記:七千二百六十八万千二百八十八

素因数分解:

2 3 × 3 1 × 23 1 × 353 1 × 373 1

素因数の和:758
約数の個数: 64
約数和(自身を含む): 190650240
約数和(自身を除く): 117968952

約数列:
[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 353, 373, 552, 706, 746, 1059, 1119, 1412, 1492, 2118, 2238, 2824, 2984, 4236, 4476, 8119, 8472, 8579, 8952, 16238, 17158, 24357, 25737, 32476, 34316, 48714, 51474, 64952, 68632, 97428, 102948, 131669, 194856, 205896, 263338, 395007, 526676, 790014, 1053352, 1580028, 3028387, 3160056, 6056774, 9085161, 12113548, 18170322, 24227096, 36340644, 72681288]

約数ペア:
[(1, 72681288), (2, 36340644), (3, 24227096), (4, 18170322), (6, 12113548), (8, 9085161), (12, 6056774), (23, 3160056), (24, 3028387), (46, 1580028), (69, 1053352), (92, 790014), (138, 526676), (184, 395007), (276, 263338), (353, 205896), (373, 194856), (552, 131669), (706, 102948), (746, 97428), (1059, 68632), (1119, 64952), (1412, 51474), (1492, 48714), (2118, 34316), (2238, 32476), (2824, 25737), (2984, 24357), (4236, 17158), (4476, 16238), (8119, 8952), (8472, 8579)]

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