About the Number

81244278720

81244278719 ← → 81244278721

2進数表記:1001011101010100010010100111111000000

漢数字表記:八百十二億四千四百二十七万八千七百二十

素因数分解:

2 6 × 3 3 × 5 1 × 11 2 × 77713 1

素因数の和:77761
約数の個数: 336
約数和(自身を含む): 315040121760
約数和(自身を除く): 233795843040

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, 64, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 121, 132, 135, 144, 160, 165, 176, 180, 192, 198, 216, 220, 240, 242, 264, 270, 288, 297, 320, 330, 352, 360, 363, 396, 432, 440, 480, 484, 495, 528, 540, 576, 594, 605, 660, 704, 720, 726, 792, 864, 880, 960, 968, 990, 1056, 1080, 1089, 1188, 1210, 1320, 1440, 1452, 1485, 1584, 1728, 1760, 1815, 1936, 1980, 2112, 2160, 2178, 2376, 2420, 2640, 2880, 2904, 2970, 3168, 3267, 3520, 3630, 3872, 3960, 4320, 4356, 4752, 4840, 5280, 5445, 5808, 5940, 6336, 6534, 7260, 7744, 7920, 8640, 8712, 9504, 9680, 10560, 10890, 11616, 11880, 13068, 14520, 15840, 16335, 17424, 19008, 19360, 21780, 23232, 23760, 26136, 29040, 31680, 32670, 34848, 38720, 43560, 47520, 52272, 58080, 65340, 69696, 77713, 87120, 95040, 104544, 116160, 130680, 155426, 174240, 209088, 233139, 261360, 310852, 348480, 388565, 466278, 522720, 621704, 699417, 777130, 854843, 932556, 1045440, 1165695, 1243408, 1398834, 1554260, 1709686, 1865112, 2098251, 2331390, 2486816, 2564529, 2797668, 3108520, 3419372, 3497085, 3730224, 4196502, 4274215, 4662780, 4973632, 5129058, 5595336, 6217040, 6838744, 6994170, 7460448, 7693587, 8393004, 8548430, 9325560, 9403273, 10258116, 10491255, 11190672, 12434080, 12822645, 13677488, 13988340, 14920896, 15387174, 16786008, 17096860, 18651120, 18806546, 20516232, 20982510, 22381344, 23080761, 24868160, 25645290, 27354976, 27976680, 28209819, 30774348, 33572016, 34193720, 37302240, 37613092, 38467935, 41032464, 41965020, 44762688, 46161522, 47016365, 51290580, 54709952, 55953360, 56419638, 61548696, 67144032, 68387440, 74604480, 75226184, 76935870, 82064928, 83930040, 84629457, 92323044, 94032730, 102581160, 111906720, 112839276, 115403805, 123097392, 134288064, 136774880, 141049095, 150452368, 153871740, 164129856, 167860080, 169258914, 184646088, 188065460, 205162320, 223813440, 225678552, 230807610, 246194784, 253888371, 273549760, 282098190, 300904736, 307743480, 335720160, 338517828, 369292176, 376130920, 410324640, 423147285, 451357104, 461615220, 492389568, 507776742, 564196380, 601809472, 615486960, 671440320, 677035656, 738584352, 752261840, 820649280, 846294570, 902714208, 923230440, 1015553484, 1128392760, 1230973920, 1269441855, 1354071312, 1477168704, 1504523680, 1692589140, 1805428416, 1846460880, 2031106968, 2256785520, 2461947840, 2538883710, 2708142624, 3009047360, 3385178280, 3692921760, 4062213936, 4513571040, 5077767420, 5416285248, 6770356560, 7385843520, 8124427872, 9027142080, 10155534840, 13540713120, 16248855744, 20311069680, 27081426240, 40622139360, 81244278720]

約数ペア:
[(1, 81244278720), (2, 40622139360), (3, 27081426240), (4, 20311069680), (5, 16248855744), (6, 13540713120), (8, 10155534840), (9, 9027142080), (10, 8124427872), (11, 7385843520), (12, 6770356560), (15, 5416285248), (16, 5077767420), (18, 4513571040), (20, 4062213936), (22, 3692921760), (24, 3385178280), (27, 3009047360), (30, 2708142624), (32, 2538883710), (33, 2461947840), (36, 2256785520), (40, 2031106968), (44, 1846460880), (45, 1805428416), (48, 1692589140), (54, 1504523680), (55, 1477168704), (60, 1354071312), (64, 1269441855), (66, 1230973920), (72, 1128392760), (80, 1015553484), (88, 923230440), (90, 902714208), (96, 846294570), (99, 820649280), (108, 752261840), (110, 738584352), (120, 677035656), (121, 671440320), (132, 615486960), (135, 601809472), (144, 564196380), (160, 507776742), (165, 492389568), (176, 461615220), (180, 451357104), (192, 423147285), (198, 410324640), (216, 376130920), (220, 369292176), (240, 338517828), (242, 335720160), (264, 307743480), (270, 300904736), (288, 282098190), (297, 273549760), (320, 253888371), (330, 246194784), (352, 230807610), (360, 225678552), (363, 223813440), (396, 205162320), (432, 188065460), (440, 184646088), (480, 169258914), (484, 167860080), (495, 164129856), (528, 153871740), (540, 150452368), (576, 141049095), (594, 136774880), (605, 134288064), (660, 123097392), (704, 115403805), (720, 112839276), (726, 111906720), (792, 102581160), (864, 94032730), (880, 92323044), (960, 84629457), (968, 83930040), (990, 82064928), (1056, 76935870), (1080, 75226184), (1089, 74604480), (1188, 68387440), (1210, 67144032), (1320, 61548696), (1440, 56419638), (1452, 55953360), (1485, 54709952), (1584, 51290580), (1728, 47016365), (1760, 46161522), (1815, 44762688), (1936, 41965020), (1980, 41032464), (2112, 38467935), (2160, 37613092), (2178, 37302240), (2376, 34193720), (2420, 33572016), (2640, 30774348), (2880, 28209819), (2904, 27976680), (2970, 27354976), (3168, 25645290), (3267, 24868160), (3520, 23080761), (3630, 22381344), (3872, 20982510), (3960, 20516232), (4320, 18806546), (4356, 18651120), (4752, 17096860), (4840, 16786008), (5280, 15387174), (5445, 14920896), (5808, 13988340), (5940, 13677488), (6336, 12822645), (6534, 12434080), (7260, 11190672), (7744, 10491255), (7920, 10258116), (8640, 9403273), (8712, 9325560), (9504, 8548430), (9680, 8393004), (10560, 7693587), (10890, 7460448), (11616, 6994170), (11880, 6838744), (13068, 6217040), (14520, 5595336), (15840, 5129058), (16335, 4973632), (17424, 4662780), (19008, 4274215), (19360, 4196502), (21780, 3730224), (23232, 3497085), (23760, 3419372), (26136, 3108520), (29040, 2797668), (31680, 2564529), (32670, 2486816), (34848, 2331390), (38720, 2098251), (43560, 1865112), (47520, 1709686), (52272, 1554260), (58080, 1398834), (65340, 1243408), (69696, 1165695), (77713, 1045440), (87120, 932556), (95040, 854843), (104544, 777130), (116160, 699417), (130680, 621704), (155426, 522720), (174240, 466278), (209088, 388565), (233139, 348480), (261360, 310852)]

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