About the Number

681376320

681376319 ← → 681376321

2進数表記:101000100111001111101001000000

漢数字表記:六億八千百三十七万六千三百二十

素因数分解:

2 6 × 3 3 × 5 1 × 17 1 × 4639 1

素因数の和:4682
約数の個数: 224
約数和(自身を含む): 2545689600
約数和(自身を除く): 1864313280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 2040, 2160, 2295, 2448, 2720, 2880, 3060, 3264, 3672, 4080, 4320, 4590, 4639, 4896, 5440, 6120, 7344, 8160, 8640, 9180, 9278, 9792, 12240, 13917, 14688, 16320, 18360, 18556, 23195, 24480, 27834, 29376, 36720, 37112, 41751, 46390, 48960, 55668, 69585, 73440, 74224, 78863, 83502, 92780, 111336, 125253, 139170, 146880, 148448, 157726, 167004, 185560, 208755, 222672, 236589, 250506, 278340, 296896, 315452, 334008, 371120, 394315, 417510, 445344, 473178, 501012, 556680, 626265, 630904, 668016, 709767, 742240, 788630, 835020, 890688, 946356, 1002024, 1113360, 1182945, 1252530, 1261808, 1336032, 1419534, 1484480, 1577260, 1670040, 1892712, 2004048, 2129301, 2226720, 2365890, 2505060, 2523616, 2672064, 2839068, 3154520, 3340080, 3548835, 3785424, 4008096, 4258602, 4453440, 4731780, 5010120, 5047232, 5678136, 6309040, 6680160, 7097670, 7570848, 8016192, 8517204, 9463560, 10020240, 10646505, 11356272, 12618080, 13360320, 14195340, 15141696, 17034408, 18927120, 20040480, 21293010, 22712544, 25236160, 28390680, 34068816, 37854240, 40080960, 42586020, 45425088, 56781360, 68137632, 75708480, 85172040, 113562720, 136275264, 170344080, 227125440, 340688160, 681376320]

約数ペア:
[(1, 681376320), (2, 340688160), (3, 227125440), (4, 170344080), (5, 136275264), (6, 113562720), (8, 85172040), (9, 75708480), (10, 68137632), (12, 56781360), (15, 45425088), (16, 42586020), (17, 40080960), (18, 37854240), (20, 34068816), (24, 28390680), (27, 25236160), (30, 22712544), (32, 21293010), (34, 20040480), (36, 18927120), (40, 17034408), (45, 15141696), (48, 14195340), (51, 13360320), (54, 12618080), (60, 11356272), (64, 10646505), (68, 10020240), (72, 9463560), (80, 8517204), (85, 8016192), (90, 7570848), (96, 7097670), (102, 6680160), (108, 6309040), (120, 5678136), (135, 5047232), (136, 5010120), (144, 4731780), (153, 4453440), (160, 4258602), (170, 4008096), (180, 3785424), (192, 3548835), (204, 3340080), (216, 3154520), (240, 2839068), (255, 2672064), (270, 2523616), (272, 2505060), (288, 2365890), (306, 2226720), (320, 2129301), (340, 2004048), (360, 1892712), (408, 1670040), (432, 1577260), (459, 1484480), (480, 1419534), (510, 1336032), (540, 1261808), (544, 1252530), (576, 1182945), (612, 1113360), (680, 1002024), (720, 946356), (765, 890688), (816, 835020), (864, 788630), (918, 742240), (960, 709767), (1020, 668016), (1080, 630904), (1088, 626265), (1224, 556680), (1360, 501012), (1440, 473178), (1530, 445344), (1632, 417510), (1728, 394315), (1836, 371120), (2040, 334008), (2160, 315452), (2295, 296896), (2448, 278340), (2720, 250506), (2880, 236589), (3060, 222672), (3264, 208755), (3672, 185560), (4080, 167004), (4320, 157726), (4590, 148448), (4639, 146880), (4896, 139170), (5440, 125253), (6120, 111336), (7344, 92780), (8160, 83502), (8640, 78863), (9180, 74224), (9278, 73440), (9792, 69585), (12240, 55668), (13917, 48960), (14688, 46390), (16320, 41751), (18360, 37112), (18556, 36720), (23195, 29376), (24480, 27834)]

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