About the Number
20921159520
2進数表記:10011011110111111111000111101100000
漢数字表記:二百九億二千百十五万九千五百二十
素因数分解:
素因数の和:5235
約数の個数: 240
約数和(自身を含む): 74072508048
約数和(自身を除く): 53151348528
約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 331, 360, 405, 432, 480, 540, 648, 662, 720, 810, 864, 993, 1080, 1296, 1324, 1440, 1620, 1655, 1986, 2160, 2592, 2648, 2979, 3240, 3310, 3972, 4320, 4877, 4965, 5296, 5958, 6480, 6620, 7944, 8937, 9754, 9930, 10592, 11916, 12960, 13240, 14631, 14895, 15888, 17874, 19508, 19860, 23832, 24385, 26480, 26811, 29262, 29790, 31776, 35748, 39016, 39720, 43893, 44685, 47664, 48770, 52960, 53622, 58524, 59580, 71496, 73155, 78032, 79440, 87786, 89370, 95328, 97540, 107244, 117048, 119160, 131679, 134055, 142992, 146310, 156064, 158880, 175572, 178740, 195080, 214488, 219465, 234096, 238320, 263358, 268110, 285984, 292620, 351144, 357480, 390160, 395037, 428976, 438930, 468192, 476640, 526716, 536220, 585240, 658395, 702288, 714960, 780320, 790074, 857952, 877860, 1053432, 1072440, 1170480, 1316790, 1404576, 1429920, 1580148, 1614287, 1755720, 1975185, 2106864, 2144880, 2340960, 2633580, 3160296, 3228574, 3511440, 3950370, 4213728, 4289760, 4842861, 5267160, 6320592, 6457148, 7022880, 7900740, 8071435, 9685722, 10534320, 12641184, 12914296, 14528583, 15801480, 16142870, 19371444, 21068640, 24214305, 25828592, 29057166, 31602960, 32285740, 38742888, 43585749, 48428610, 51657184, 58114332, 63205920, 64571480, 72642915, 77485776, 87171498, 96857220, 116228664, 129142960, 130757247, 145285830, 154971552, 174342996, 193714440, 217928745, 232457328, 258285920, 261514494, 290571660, 348685992, 387428880, 435857490, 464914656, 523028988, 581143320, 653786235, 697371984, 774857760, 871714980, 1046057976, 1162286640, 1307572470, 1394743968, 1743429960, 2092115952, 2324573280, 2615144940, 3486859920, 4184231904, 5230289880, 6973719840, 10460579760, 20921159520]
約数ペア:
[(1, 20921159520), (2, 10460579760), (3, 6973719840), (4, 5230289880), (5, 4184231904), (6, 3486859920), (8, 2615144940), (9, 2324573280), (10, 2092115952), (12, 1743429960), (15, 1394743968), (16, 1307572470), (18, 1162286640), (20, 1046057976), (24, 871714980), (27, 774857760), (30, 697371984), (32, 653786235), (36, 581143320), (40, 523028988), (45, 464914656), (48, 435857490), (54, 387428880), (60, 348685992), (72, 290571660), (80, 261514494), (81, 258285920), (90, 232457328), (96, 217928745), (108, 193714440), (120, 174342996), (135, 154971552), (144, 145285830), (160, 130757247), (162, 129142960), (180, 116228664), (216, 96857220), (240, 87171498), (270, 77485776), (288, 72642915), (324, 64571480), (331, 63205920), (360, 58114332), (405, 51657184), (432, 48428610), (480, 43585749), (540, 38742888), (648, 32285740), (662, 31602960), (720, 29057166), (810, 25828592), (864, 24214305), (993, 21068640), (1080, 19371444), (1296, 16142870), (1324, 15801480), (1440, 14528583), (1620, 12914296), (1655, 12641184), (1986, 10534320), (2160, 9685722), (2592, 8071435), (2648, 7900740), (2979, 7022880), (3240, 6457148), (3310, 6320592), (3972, 5267160), (4320, 4842861), (4877, 4289760), (4965, 4213728), (5296, 3950370), (5958, 3511440), (6480, 3228574), (6620, 3160296), (7944, 2633580), (8937, 2340960), (9754, 2144880), (9930, 2106864), (10592, 1975185), (11916, 1755720), (12960, 1614287), (13240, 1580148), (14631, 1429920), (14895, 1404576), (15888, 1316790), (17874, 1170480), (19508, 1072440), (19860, 1053432), (23832, 877860), (24385, 857952), (26480, 790074), (26811, 780320), (29262, 714960), (29790, 702288), (31776, 658395), (35748, 585240), (39016, 536220), (39720, 526716), (43893, 476640), (44685, 468192), (47664, 438930), (48770, 428976), (52960, 395037), (53622, 390160), (58524, 357480), (59580, 351144), (71496, 292620), (73155, 285984), (78032, 268110), (79440, 263358), (87786, 238320), (89370, 234096), (95328, 219465), (97540, 214488), (107244, 195080), (117048, 178740), (119160, 175572), (131679, 158880), (134055, 156064), (142992, 146310)]このpageの処理時間: 0.21184349060058594 seconds