About the Number

206665488

206665487 ← → 206665489

2進数表記:1100010100010111011100010000

漢数字表記:二億六百六十六万五千四百八十八

素因数分解:

2 4 × 3 2 × 23 2 × 2713 1

素因数の和:2773
約数の個数: 90
約数和(自身を含む): 604839326
約数和(自身を除く): 398173838

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, 276, 368, 414, 529, 552, 828, 1058, 1104, 1587, 1656, 2116, 2713, 3174, 3312, 4232, 4761, 5426, 6348, 8139, 8464, 9522, 10852, 12696, 16278, 19044, 21704, 24417, 25392, 32556, 38088, 43408, 48834, 62399, 65112, 76176, 97668, 124798, 130224, 187197, 195336, 249596, 374394, 390672, 499192, 561591, 748788, 998384, 1123182, 1435177, 1497576, 2246364, 2870354, 2995152, 4305531, 4492728, 5740708, 8611062, 8985456, 11481416, 12916593, 17222124, 22962832, 25833186, 34444248, 51666372, 68888496, 103332744, 206665488]

約数ペア:
[(1, 206665488), (2, 103332744), (3, 68888496), (4, 51666372), (6, 34444248), (8, 25833186), (9, 22962832), (12, 17222124), (16, 12916593), (18, 11481416), (23, 8985456), (24, 8611062), (36, 5740708), (46, 4492728), (48, 4305531), (69, 2995152), (72, 2870354), (92, 2246364), (138, 1497576), (144, 1435177), (184, 1123182), (207, 998384), (276, 748788), (368, 561591), (414, 499192), (529, 390672), (552, 374394), (828, 249596), (1058, 195336), (1104, 187197), (1587, 130224), (1656, 124798), (2116, 97668), (2713, 76176), (3174, 65112), (3312, 62399), (4232, 48834), (4761, 43408), (5426, 38088), (6348, 32556), (8139, 25392), (8464, 24417), (9522, 21704), (10852, 19044), (12696, 16278)]

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