About the Number

261313488

261313487 ← → 261313489

2進数表記:1111100100110101001111010000

漢数字表記:二億六千百三十一万三千四百八十八

素因数分解:

2 4 × 3 2 × 23 1 × 257 1 × 307 1

素因数の和:601
約数の個数: 120
約数和(自身を含む): 768575808
約数和(自身を除く): 507262320

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 257, 276, 307, 368, 414, 514, 552, 614, 771, 828, 921, 1028, 1104, 1228, 1542, 1656, 1842, 2056, 2313, 2456, 2763, 3084, 3312, 3684, 4112, 4626, 4912, 5526, 5911, 6168, 7061, 7368, 9252, 11052, 11822, 12336, 14122, 14736, 17733, 18504, 21183, 22104, 23644, 28244, 35466, 37008, 42366, 44208, 47288, 53199, 56488, 63549, 70932, 78899, 84732, 94576, 106398, 112976, 127098, 141864, 157798, 169464, 212796, 236697, 254196, 283728, 315596, 338928, 425592, 473394, 508392, 631192, 710091, 851184, 946788, 1016784, 1262384, 1420182, 1814677, 1893576, 2840364, 3629354, 3787152, 5444031, 5680728, 7258708, 10888062, 11361456, 14517416, 16332093, 21776124, 29034832, 32664186, 43552248, 65328372, 87104496, 130656744, 261313488]

約数ペア:
[(1, 261313488), (2, 130656744), (3, 87104496), (4, 65328372), (6, 43552248), (8, 32664186), (9, 29034832), (12, 21776124), (16, 16332093), (18, 14517416), (23, 11361456), (24, 10888062), (36, 7258708), (46, 5680728), (48, 5444031), (69, 3787152), (72, 3629354), (92, 2840364), (138, 1893576), (144, 1814677), (184, 1420182), (207, 1262384), (257, 1016784), (276, 946788), (307, 851184), (368, 710091), (414, 631192), (514, 508392), (552, 473394), (614, 425592), (771, 338928), (828, 315596), (921, 283728), (1028, 254196), (1104, 236697), (1228, 212796), (1542, 169464), (1656, 157798), (1842, 141864), (2056, 127098), (2313, 112976), (2456, 106398), (2763, 94576), (3084, 84732), (3312, 78899), (3684, 70932), (4112, 63549), (4626, 56488), (4912, 53199), (5526, 47288), (5911, 44208), (6168, 42366), (7061, 37008), (7368, 35466), (9252, 28244), (11052, 23644), (11822, 22104), (12336, 21183), (14122, 18504), (14736, 17733)]

このpageの処理時間: 0.014297246932983398 seconds