About the Number

172485488

172485487 ← → 172485489

2進数表記:1010010001111110101101110000

漢数字表記:一億七千二百四十八万五千四百八十八

素因数分解:

2 4 × 7 2 × 31 1 × 47 1 × 151 1

素因数の和:251
約数の個数: 120
約数和(自身を含む): 412545024
約数和(自身を除く): 240059536

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 49, 56, 62, 94, 98, 112, 124, 151, 188, 196, 217, 248, 302, 329, 376, 392, 434, 496, 604, 658, 752, 784, 868, 1057, 1208, 1316, 1457, 1519, 1736, 2114, 2303, 2416, 2632, 2914, 3038, 3472, 4228, 4606, 4681, 5264, 5828, 6076, 7097, 7399, 8456, 9212, 9362, 10199, 11656, 12152, 14194, 14798, 16912, 18424, 18724, 20398, 23312, 24304, 28388, 29596, 32767, 36848, 37448, 40796, 49679, 56776, 59192, 65534, 71393, 74896, 81592, 99358, 113552, 118384, 131068, 142786, 163184, 198716, 220007, 229369, 262136, 285572, 347753, 397432, 440014, 458738, 524272, 571144, 695506, 794864, 880028, 917476, 1142288, 1391012, 1540049, 1760056, 1834952, 2782024, 3080098, 3520112, 3669904, 5564048, 6160196, 10780343, 12320392, 21560686, 24640784, 43121372, 86242744, 172485488]

約数ペア:
[(1, 172485488), (2, 86242744), (4, 43121372), (7, 24640784), (8, 21560686), (14, 12320392), (16, 10780343), (28, 6160196), (31, 5564048), (47, 3669904), (49, 3520112), (56, 3080098), (62, 2782024), (94, 1834952), (98, 1760056), (112, 1540049), (124, 1391012), (151, 1142288), (188, 917476), (196, 880028), (217, 794864), (248, 695506), (302, 571144), (329, 524272), (376, 458738), (392, 440014), (434, 397432), (496, 347753), (604, 285572), (658, 262136), (752, 229369), (784, 220007), (868, 198716), (1057, 163184), (1208, 142786), (1316, 131068), (1457, 118384), (1519, 113552), (1736, 99358), (2114, 81592), (2303, 74896), (2416, 71393), (2632, 65534), (2914, 59192), (3038, 56776), (3472, 49679), (4228, 40796), (4606, 37448), (4681, 36848), (5264, 32767), (5828, 29596), (6076, 28388), (7097, 24304), (7399, 23312), (8456, 20398), (9212, 18724), (9362, 18424), (10199, 16912), (11656, 14798), (12152, 14194)]

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