About the Number
81282240
2進数表記:100110110000100010011000000
漢数字表記:八千百二十八万二千二百四十
素因数分解:
素因数の和:216
約数の個数: 252
約数和(自身を含む): 304550064
約数和(自身を除く): 223267824
約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 167, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 334, 338, 360, 390, 416, 468, 480, 501, 507, 520, 576, 585, 624, 668, 676, 720, 780, 832, 835, 845, 936, 960, 1002, 1014, 1040, 1170, 1248, 1336, 1352, 1440, 1503, 1521, 1560, 1670, 1690, 1872, 2004, 2028, 2080, 2171, 2340, 2496, 2505, 2535, 2672, 2704, 2880, 3006, 3042, 3120, 3340, 3380, 3744, 4008, 4056, 4160, 4342, 4680, 5010, 5070, 5344, 5408, 6012, 6084, 6240, 6513, 6680, 6760, 7488, 7515, 7605, 8016, 8112, 8684, 9360, 10020, 10140, 10688, 10816, 10855, 12024, 12168, 12480, 13026, 13360, 13520, 15030, 15210, 16032, 16224, 17368, 18720, 19539, 20040, 20280, 21710, 24048, 24336, 26052, 26720, 27040, 28223, 30060, 30420, 32064, 32448, 32565, 34736, 37440, 39078, 40080, 40560, 43420, 48096, 48672, 52104, 53440, 54080, 56446, 60120, 60840, 65130, 69472, 78156, 80160, 81120, 84669, 86840, 96192, 97344, 97695, 104208, 112892, 120240, 121680, 130260, 138944, 141115, 156312, 160320, 162240, 169338, 173680, 195390, 208416, 225784, 240480, 243360, 254007, 260520, 282230, 312624, 338676, 347360, 390780, 416832, 423345, 451568, 480960, 486720, 508014, 521040, 564460, 625248, 677352, 694720, 781560, 846690, 903136, 1016028, 1042080, 1128920, 1250496, 1270035, 1354704, 1563120, 1693380, 1806272, 2032056, 2084160, 2257840, 2540070, 2709408, 3126240, 3386760, 4064112, 4515680, 5080140, 5418816, 6252480, 6773520, 8128224, 9031360, 10160280, 13547040, 16256448, 20320560, 27094080, 40641120, 81282240]
約数ペア:
[(1, 81282240), (2, 40641120), (3, 27094080), (4, 20320560), (5, 16256448), (6, 13547040), (8, 10160280), (9, 9031360), (10, 8128224), (12, 6773520), (13, 6252480), (15, 5418816), (16, 5080140), (18, 4515680), (20, 4064112), (24, 3386760), (26, 3126240), (30, 2709408), (32, 2540070), (36, 2257840), (39, 2084160), (40, 2032056), (45, 1806272), (48, 1693380), (52, 1563120), (60, 1354704), (64, 1270035), (65, 1250496), (72, 1128920), (78, 1042080), (80, 1016028), (90, 903136), (96, 846690), (104, 781560), (117, 694720), (120, 677352), (130, 625248), (144, 564460), (156, 521040), (160, 508014), (167, 486720), (169, 480960), (180, 451568), (192, 423345), (195, 416832), (208, 390780), (234, 347360), (240, 338676), (260, 312624), (288, 282230), (312, 260520), (320, 254007), (334, 243360), (338, 240480), (360, 225784), (390, 208416), (416, 195390), (468, 173680), (480, 169338), (501, 162240), (507, 160320), (520, 156312), (576, 141115), (585, 138944), (624, 130260), (668, 121680), (676, 120240), (720, 112892), (780, 104208), (832, 97695), (835, 97344), (845, 96192), (936, 86840), (960, 84669), (1002, 81120), (1014, 80160), (1040, 78156), (1170, 69472), (1248, 65130), (1336, 60840), (1352, 60120), (1440, 56446), (1503, 54080), (1521, 53440), (1560, 52104), (1670, 48672), (1690, 48096), (1872, 43420), (2004, 40560), (2028, 40080), (2080, 39078), (2171, 37440), (2340, 34736), (2496, 32565), (2505, 32448), (2535, 32064), (2672, 30420), (2704, 30060), (2880, 28223), (3006, 27040), (3042, 26720), (3120, 26052), (3340, 24336), (3380, 24048), (3744, 21710), (4008, 20280), (4056, 20040), (4160, 19539), (4342, 18720), (4680, 17368), (5010, 16224), (5070, 16032), (5344, 15210), (5408, 15030), (6012, 13520), (6084, 13360), (6240, 13026), (6513, 12480), (6680, 12168), (6760, 12024), (7488, 10855), (7515, 10816), (7605, 10688), (8016, 10140), (8112, 10020), (8684, 9360)]このpageの処理時間: 0.01506185531616211 seconds