About the Number

128921438880

128921438879 ← → 128921438881

2進数表記:1111000000100010100010000101010100000

漢数字表記:千二百八十九億二千百四十三万八千八百八十

素因数分解:

2 5 × 3 2 × 5 1 × 13 1 × 127 1 × 211 1 × 257 1

素因数の和:629
約数の個数: 576
約数和(自身を含む): 481646850048
約数和(自身を除く): 352725411168

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, 65, 72, 78, 80, 90, 96, 104, 117, 120, 127, 130, 144, 156, 160, 180, 195, 208, 211, 234, 240, 254, 257, 260, 288, 312, 360, 381, 390, 416, 422, 468, 480, 508, 514, 520, 585, 624, 633, 635, 720, 762, 771, 780, 844, 936, 1016, 1028, 1040, 1055, 1143, 1170, 1248, 1266, 1270, 1285, 1440, 1524, 1542, 1560, 1651, 1688, 1872, 1899, 1905, 2032, 2056, 2080, 2110, 2286, 2313, 2340, 2532, 2540, 2570, 2743, 3048, 3084, 3120, 3165, 3302, 3341, 3376, 3744, 3798, 3810, 3855, 4064, 4112, 4220, 4572, 4626, 4680, 4953, 5064, 5080, 5140, 5486, 5715, 6096, 6168, 6240, 6330, 6604, 6682, 6752, 7596, 7620, 7710, 8224, 8229, 8255, 8440, 9144, 9252, 9360, 9495, 9906, 10023, 10128, 10160, 10280, 10972, 11430, 11565, 12192, 12336, 12660, 13208, 13364, 13715, 14859, 15192, 15240, 15420, 16458, 16510, 16705, 16880, 18288, 18504, 18720, 18990, 19812, 20046, 20256, 20320, 20560, 21944, 22860, 23130, 24672, 24687, 24765, 25320, 26416, 26728, 26797, 27430, 29718, 30069, 30384, 30480, 30840, 32639, 32916, 33020, 33410, 33760, 36576, 37008, 37980, 39624, 40092, 41120, 41145, 43888, 45720, 46260, 49374, 49530, 50115, 50640, 52832, 53456, 53594, 54227, 54860, 59436, 60138, 60768, 60960, 61680, 65278, 65832, 66040, 66820, 74016, 74295, 75960, 79248, 80184, 80391, 82290, 87776, 91440, 92520, 97917, 98748, 99060, 100230, 101280, 106912, 107188, 108454, 109720, 118872, 120276, 123360, 123435, 130556, 131664, 132080, 133640, 133985, 148590, 150345, 151920, 158496, 160368, 160782, 162681, 163195, 164580, 182880, 185040, 195834, 197496, 198120, 200460, 214376, 216908, 219440, 237744, 240552, 241173, 246870, 261112, 263328, 264160, 267280, 267970, 271135, 293751, 297180, 300690, 303840, 320736, 321564, 325362, 326390, 329160, 348361, 370080, 391668, 394992, 396240, 400920, 401955, 424307, 428752, 433816, 438880, 475488, 481104, 482346, 488043, 489585, 493740, 522224, 534560, 535940, 542270, 587502, 594360, 601380, 643128, 650724, 652780, 658320, 696722, 704951, 783336, 789984, 792480, 801840, 803910, 813405, 848614, 857504, 867632, 962208, 964692, 976086, 979170, 987480, 1044448, 1045083, 1071880, 1084540, 1175004, 1188720, 1202760, 1205865, 1272921, 1286256, 1301448, 1305560, 1316640, 1393444, 1409902, 1468755, 1566672, 1603680, 1607820, 1626810, 1697228, 1735264, 1741805, 1929384, 1952172, 1958340, 1974960, 2090166, 2114853, 2121535, 2143760, 2169080, 2350008, 2377440, 2405520, 2411730, 2440215, 2545842, 2572512, 2602896, 2611120, 2786888, 2819804, 2937510, 3133344, 3135249, 3215640, 3253620, 3394456, 3483610, 3524755, 3818763, 3858768, 3904344, 3916680, 3949920, 4180332, 4229706, 4243070, 4287520, 4338160, 4700016, 4811040, 4823460, 4880430, 5091684, 5205792, 5222240, 5225415, 5573776, 5639608, 5875020, 6270498, 6344559, 6364605, 6431280, 6507240, 6788912, 6886829, 6967220, 7049510, 7637526, 7717536, 7808688, 7833360, 8360664, 8459412, 8486140, 8676320, 9400032, 9646920, 9760860, 10183368, 10450830, 10574265, 11147552, 11279216, 11750040, 12540996, 12689118, 12729210, 12862560, 13014480, 13577824, 13773658, 13934440, 14099020, 15275052, 15617376, 15666720, 15676245, 16721328, 16918824, 16972280, 19093815, 19293840, 19521720, 20366736, 20660487, 20901660, 21148530, 22558432, 23500080, 25081992, 25378236, 25458420, 26028960, 27547316, 27868880, 28198040, 30550104, 31352490, 31722795, 33442656, 33837648, 33944560, 34434145, 38187630, 38587680, 39043440, 40733472, 41320974, 41803320, 42297060, 47000160, 50163984, 50756472, 50916840, 55094632, 55737760, 56396080, 61100208, 61981461, 62704980, 63445590, 67675296, 67889120, 68868290, 76375260, 78086880, 82641948, 83606640, 84594120, 89528777, 100327968, 101512944, 101833680, 103302435, 110189264, 112792160, 122200416, 123962922, 125409960, 126891180, 137736580, 152750520, 165283896, 167213280, 169188240, 179057554, 203025888, 203667360, 206604870, 220378528, 247925844, 250819920, 253782360, 268586331, 275473160, 305501040, 309907305, 330567792, 338376480, 358115108, 413209740, 447643885, 495851688, 501639840, 507564720, 537172662, 550946320, 611002080, 619814610, 661135584, 716230216, 805758993, 826419480, 895287770, 991703376, 1015129440, 1074345324, 1101892640, 1239629220, 1342931655, 1432460432, 1611517986, 1652838960, 1790575540, 1983406752, 2148690648, 2479258440, 2685863310, 2864920864, 3223035972, 3305677920, 3581151080, 4028794965, 4297381296, 4958516880, 5371726620, 6446071944, 7162302160, 8057589930, 8594762592, 9917033760, 10743453240, 12892143888, 14324604320, 16115179860, 21486906480, 25784287776, 32230359720, 42973812960, 64460719440, 128921438880]

約数ペア:
[(1, 128921438880), (2, 64460719440), (3, 42973812960), (4, 32230359720), (5, 25784287776), (6, 21486906480), (8, 16115179860), (9, 14324604320), (10, 12892143888), (12, 10743453240), (13, 9917033760), (15, 8594762592), (16, 8057589930), (18, 7162302160), (20, 6446071944), (24, 5371726620), (26, 4958516880), (30, 4297381296), (32, 4028794965), (36, 3581151080), (39, 3305677920), (40, 3223035972), (45, 2864920864), (48, 2685863310), (52, 2479258440), (60, 2148690648), (65, 1983406752), (72, 1790575540), (78, 1652838960), (80, 1611517986), (90, 1432460432), (96, 1342931655), (104, 1239629220), (117, 1101892640), (120, 1074345324), (127, 1015129440), (130, 991703376), (144, 895287770), (156, 826419480), (160, 805758993), (180, 716230216), (195, 661135584), (208, 619814610), (211, 611002080), (234, 550946320), (240, 537172662), (254, 507564720), (257, 501639840), (260, 495851688), (288, 447643885), (312, 413209740), (360, 358115108), (381, 338376480), (390, 330567792), (416, 309907305), 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