About the Number

217680672

217680671 ← → 217680673

2進数表記:1100111110011000101100100000

漢数字表記:二億千七百六十八万六百七十二

素因数分解:

2 5 × 3 1 × 11 1 × 139 1 × 1483 1

素因数の和:1646
約数の個数: 96
約数和(自身を含む): 628266240
約数和(自身を除く): 410585568

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 139, 176, 264, 278, 352, 417, 528, 556, 834, 1056, 1112, 1483, 1529, 1668, 2224, 2966, 3058, 3336, 4448, 4449, 4587, 5932, 6116, 6672, 8898, 9174, 11864, 12232, 13344, 16313, 17796, 18348, 23728, 24464, 32626, 35592, 36696, 47456, 48928, 48939, 65252, 71184, 73392, 97878, 130504, 142368, 146784, 195756, 206137, 261008, 391512, 412274, 522016, 618411, 783024, 824548, 1236822, 1566048, 1649096, 2267507, 2473644, 3298192, 4535014, 4947288, 6596384, 6802521, 9070028, 9894576, 13605042, 18140056, 19789152, 27210084, 36280112, 54420168, 72560224, 108840336, 217680672]

約数ペア:
[(1, 217680672), (2, 108840336), (3, 72560224), (4, 54420168), (6, 36280112), (8, 27210084), (11, 19789152), (12, 18140056), (16, 13605042), (22, 9894576), (24, 9070028), (32, 6802521), (33, 6596384), (44, 4947288), (48, 4535014), (66, 3298192), (88, 2473644), (96, 2267507), (132, 1649096), (139, 1566048), (176, 1236822), (264, 824548), (278, 783024), (352, 618411), (417, 522016), (528, 412274), (556, 391512), (834, 261008), (1056, 206137), (1112, 195756), (1483, 146784), (1529, 142368), (1668, 130504), (2224, 97878), (2966, 73392), (3058, 71184), (3336, 65252), (4448, 48939), (4449, 48928), (4587, 47456), (5932, 36696), (6116, 35592), (6672, 32626), (8898, 24464), (9174, 23728), (11864, 18348), (12232, 17796), (13344, 16313)]

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