About the Number

121508640

121508639 ← → 121508641

2進数表記:111001111100001001100100000

漢数字表記:一億二千百五十万八千六百四十

素因数分解:

2 5 × 3 3 × 5 1 × 11 1 × 2557 1

素因数の和:2592
約数の個数: 192
約数和(自身を含む): 464123520
約数和(自身を除く): 342614880

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1440, 1485, 1584, 1760, 1980, 2160, 2376, 2557, 2640, 2970, 3168, 3960, 4320, 4752, 5114, 5280, 5940, 7671, 7920, 9504, 10228, 11880, 12785, 15342, 15840, 20456, 23013, 23760, 25570, 28127, 30684, 38355, 40912, 46026, 47520, 51140, 56254, 61368, 69039, 76710, 81824, 84381, 92052, 102280, 112508, 115065, 122736, 138078, 140635, 153420, 168762, 184104, 204560, 225016, 230130, 245472, 253143, 276156, 281270, 306840, 337524, 345195, 368208, 409120, 421905, 450032, 460260, 506286, 552312, 562540, 613680, 675048, 690390, 736416, 759429, 843810, 900064, 920520, 1012572, 1104624, 1125080, 1227360, 1265715, 1350096, 1380780, 1518858, 1687620, 1841040, 2025144, 2209248, 2250160, 2531430, 2700192, 2761560, 3037716, 3375240, 3682080, 3797145, 4050288, 4500320, 5062860, 5523120, 6075432, 6750480, 7594290, 8100576, 10125720, 11046240, 12150864, 13500960, 15188580, 20251440, 24301728, 30377160, 40502880, 60754320, 121508640]

約数ペア:
[(1, 121508640), (2, 60754320), (3, 40502880), (4, 30377160), (5, 24301728), (6, 20251440), (8, 15188580), (9, 13500960), (10, 12150864), (11, 11046240), (12, 10125720), (15, 8100576), (16, 7594290), (18, 6750480), (20, 6075432), (22, 5523120), (24, 5062860), (27, 4500320), (30, 4050288), (32, 3797145), (33, 3682080), (36, 3375240), (40, 3037716), (44, 2761560), (45, 2700192), (48, 2531430), (54, 2250160), (55, 2209248), (60, 2025144), (66, 1841040), (72, 1687620), (80, 1518858), (88, 1380780), (90, 1350096), (96, 1265715), (99, 1227360), (108, 1125080), (110, 1104624), (120, 1012572), (132, 920520), (135, 900064), (144, 843810), (160, 759429), (165, 736416), (176, 690390), (180, 675048), (198, 613680), (216, 562540), (220, 552312), (240, 506286), (264, 460260), (270, 450032), (288, 421905), (297, 409120), (330, 368208), (352, 345195), (360, 337524), (396, 306840), (432, 281270), (440, 276156), (480, 253143), (495, 245472), (528, 230130), (540, 225016), (594, 204560), (660, 184104), (720, 168762), (792, 153420), (864, 140635), (880, 138078), (990, 122736), (1056, 115065), (1080, 112508), (1188, 102280), (1320, 92052), (1440, 84381), (1485, 81824), (1584, 76710), (1760, 69039), (1980, 61368), (2160, 56254), (2376, 51140), (2557, 47520), (2640, 46026), (2970, 40912), (3168, 38355), (3960, 30684), (4320, 28127), (4752, 25570), (5114, 23760), (5280, 23013), (5940, 20456), (7671, 15840), (7920, 15342), (9504, 12785), (10228, 11880)]

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