About the Number

138800880

138800879 ← → 138800881

2進数表記:1000010001011110111011110000

漢数字表記:一億三千八百八十万八百八十

素因数分解:

2 4 × 3 2 × 5 1 × 263 1 × 733 1

素因数の和:1015
約数の個数: 120
約数和(自身を含む): 468550368
約数和(自身を除く): 329749488

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 263, 360, 526, 720, 733, 789, 1052, 1315, 1466, 1578, 2104, 2199, 2367, 2630, 2932, 3156, 3665, 3945, 4208, 4398, 4734, 5260, 5864, 6312, 6597, 7330, 7890, 8796, 9468, 10520, 10995, 11728, 11835, 12624, 13194, 14660, 15780, 17592, 18936, 21040, 21990, 23670, 26388, 29320, 31560, 32985, 35184, 37872, 43980, 47340, 52776, 58640, 63120, 65970, 87960, 94680, 105552, 131940, 175920, 189360, 192779, 263880, 385558, 527760, 578337, 771116, 963895, 1156674, 1542232, 1735011, 1927790, 2313348, 2891685, 3084464, 3470022, 3855580, 4626696, 5783370, 6940044, 7711160, 8675055, 9253392, 11566740, 13880088, 15422320, 17350110, 23133480, 27760176, 34700220, 46266960, 69400440, 138800880]

約数ペア:
[(1, 138800880), (2, 69400440), (3, 46266960), (4, 34700220), (5, 27760176), (6, 23133480), (8, 17350110), (9, 15422320), (10, 13880088), (12, 11566740), (15, 9253392), (16, 8675055), (18, 7711160), (20, 6940044), (24, 5783370), (30, 4626696), (36, 3855580), (40, 3470022), (45, 3084464), (48, 2891685), (60, 2313348), (72, 1927790), (80, 1735011), (90, 1542232), (120, 1156674), (144, 963895), (180, 771116), (240, 578337), (263, 527760), (360, 385558), (526, 263880), (720, 192779), (733, 189360), (789, 175920), (1052, 131940), (1315, 105552), (1466, 94680), (1578, 87960), (2104, 65970), (2199, 63120), (2367, 58640), (2630, 52776), (2932, 47340), (3156, 43980), (3665, 37872), (3945, 35184), (4208, 32985), (4398, 31560), (4734, 29320), (5260, 26388), (5864, 23670), (6312, 21990), (6597, 21040), (7330, 18936), (7890, 17592), (8796, 15780), (9468, 14660), (10520, 13194), (10995, 12624), (11728, 11835)]

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