About the Number

207088680

207088679 ← → 207088681

2進数表記:1100010101111110110000101000

漢数字表記:二億七百八万八千六百八十

素因数分解:

2 3 × 3 1 × 5 1 × 31 1 × 179 1 × 311 1

素因数の和:535
約数の個数: 128
約数和(自身を含む): 646963200
約数和(自身を除く): 439874520

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 179, 186, 248, 310, 311, 358, 372, 465, 537, 620, 622, 716, 744, 895, 930, 933, 1074, 1240, 1244, 1432, 1555, 1790, 1860, 1866, 2148, 2488, 2685, 3110, 3580, 3720, 3732, 4296, 4665, 5370, 5549, 6220, 7160, 7464, 9330, 9641, 10740, 11098, 12440, 16647, 18660, 19282, 21480, 22196, 27745, 28923, 33294, 37320, 38564, 44392, 48205, 55490, 55669, 57846, 66588, 77128, 83235, 96410, 110980, 111338, 115692, 133176, 144615, 166470, 167007, 192820, 221960, 222676, 231384, 278345, 289230, 332940, 334014, 385640, 445352, 556690, 578460, 665880, 668028, 835035, 1113380, 1156920, 1336056, 1670070, 1725739, 2226760, 3340140, 3451478, 5177217, 6680280, 6902956, 8628695, 10354434, 13805912, 17257390, 20708868, 25886085, 34514780, 41417736, 51772170, 69029560, 103544340, 207088680]

約数ペア:
[(1, 207088680), (2, 103544340), (3, 69029560), (4, 51772170), (5, 41417736), (6, 34514780), (8, 25886085), (10, 20708868), (12, 17257390), (15, 13805912), (20, 10354434), (24, 8628695), (30, 6902956), (31, 6680280), (40, 5177217), (60, 3451478), (62, 3340140), (93, 2226760), (120, 1725739), (124, 1670070), (155, 1336056), (179, 1156920), (186, 1113380), (248, 835035), (310, 668028), (311, 665880), (358, 578460), (372, 556690), (465, 445352), (537, 385640), (620, 334014), (622, 332940), (716, 289230), (744, 278345), (895, 231384), (930, 222676), (933, 221960), (1074, 192820), (1240, 167007), (1244, 166470), (1432, 144615), (1555, 133176), (1790, 115692), (1860, 111338), (1866, 110980), (2148, 96410), (2488, 83235), (2685, 77128), (3110, 66588), (3580, 57846), (3720, 55669), (3732, 55490), (4296, 48205), (4665, 44392), (5370, 38564), (5549, 37320), (6220, 33294), (7160, 28923), (7464, 27745), (9330, 22196), (9641, 21480), (10740, 19282), (11098, 18660), (12440, 16647)]

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