20172939840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2693}}^1$

素因数の和:2756

約数の個数: 420

約数和(自身を含む): 76256401716

約数和(自身を除く): 56083461876

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, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 289, 306, 320, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 576, 578, 612, 648, 680, 720, 765, 810, 816, 864, 867, 918, 960, 1020, 1080, 1088, 1156, 1224, 1296, 1360, 1377, 1440, 1445, 1530, 1620, 1632, 1728, 1734, 1836, 2040, 2160, 2295, 2312, 2448, 2592, 2601, 2693, 2720, 2754, 2880, 2890, 3060, 3240, 3264, 3468, 3672, 4080, 4320, 4335, 4590, 4624, 4896, 5184, 5202, 5386, 5440, 5508, 5780, 6120, 6480, 6885, 6936, 7344, 7803, 8079, 8160, 8640, 8670, 9180, 9248, 9792, 10404, 10772, 11016, 11560, 12240, 12960, 13005, 13465, 13770, 13872, 14688, 15606, 16158, 16320, 17340, 18360, 18496, 20808, 21544, 22032, 23120, 23409, 24237, 24480, 25920, 26010, 26930, 27540, 27744, 29376, 31212, 32316, 34680, 36720, 39015, 40395, 41616, 43088, 44064, 45781, 46240, 46818, 48474, 48960, 52020, 53860, 55080, 55488, 62424, 64632, 69360, 72711, 73440, 78030, 80790, 83232, 86176, 88128, 91562, 92480, 93636, 96948, 104040, 107720, 110160, 117045, 121185, 124848, 129264, 137343, 138720, 145422, 146880, 156060, 161580, 166464, 172352, 183124, 187272, 193896, 208080, 215440, 218133, 220320, 228905, 234090, 242370, 249696, 258528, 274686, 277440, 290844, 312120, 323160, 363555, 366248, 374544, 387792, 412029, 416160, 430880, 436266, 440640, 457810, 468180, 484740, 499392, 517056, 549372, 581688, 624240, 646320, 686715, 727110, 732496, 749088, 775584, 778277, 824058, 832320, 861760, 872532, 915620, 936360, 969480, 1090665, 1098744, 1163376, 1236087, 1248480, 1292640, 1373430, 1454220, 1464992, 1498176, 1551168, 1556554, 1648116, 1745064, 1831240, 1872720, 1938960, 2060145, 2181330, 2197488, 2326752, 2334831, 2472174, 2496960, 2585280, 2746860, 2908440, 2929984, 3113108, 3296232, 3490128, 3662480, 3708261, 3745440, 3877920, 3891385, 4120290, 4362660, 4394976, 4653504, 4669662, 4944348, 5493720, 5816880, 6180435, 6226216, 6592464, 6980256, 7004493, 7324960, 7416522, 7490880, 7755840, 7782770, 8240580, 8725320, 8789952, 9339324, 9888696, 10987440, 11633760, 11674155, 12360870, 12452432, 13184928, 13960512, 14008986, 14649920, 14833044, 15565540, 16481160, 17450640, 18541305, 18678648, 19777392, 21013479, 21974880, 23267520, 23348310, 24721740, 24904864, 26369856, 28017972, 29666088, 31131080, 32962320, 34901280, 35022465, 37082610, 37357296, 39554784, 42026958, 43949760, 46696620, 49443480, 49809728, 56035944, 59332176, 62262160, 63040437, 65924640, 69802560, 70044930, 74165220, 74714592, 79109568, 84053916, 93393240, 98886960, 105067395, 112071888, 118664352, 124524320, 126080874, 131849280, 140089860, 148330440, 149429184, 168107832, 186786480, 197773920, 210134790, 224143776, 237328704, 249048640, 252161748, 280179720, 296660880, 315202185, 336215664, 373572960, 395547840, 420269580, 448287552, 504323496, 560359440, 593321760, 630404370, 672431328, 747145920, 840539160, 1008646992, 1120718880, 1186643520, 1260808740, 1344862656, 1681078320, 2017293984, 2241437760, 2521617480, 3362156640, 4034587968, 5043234960, 6724313280, 10086469920, 20172939840]

約数ペア:

[(1, 20172939840), (2, 10086469920), (3, 6724313280), (4, 5043234960), (5, 4034587968), (6, 3362156640), (8, 2521617480), (9, 2241437760), (10, 2017293984), (12, 1681078320), (15, 1344862656), (16, 1260808740), (17, 1186643520), (18, 1120718880), (20, 1008646992), (24, 840539160), (27, 747145920), (30, 672431328), (32, 630404370), (34, 593321760), (36, 560359440), (40, 504323496), (45, 448287552), (48, 420269580), (51, 395547840), (54, 373572960), (60, 336215664), (64, 315202185), (68, 296660880), (72, 280179720), (80, 252161748), (81, 249048640), (85, 237328704), (90, 224143776), (96, 210134790), (102, 197773920), (108, 186786480), (120, 168107832), (135, 149429184), (136, 148330440), (144, 140089860), (153, 131849280), (160, 126080874), (162, 124524320), (170, 118664352), (180, 112071888), (192, 105067395), (204, 98886960), (216, 93393240), (240, 84053916), (255, 79109568), (270, 74714592), (272, 74165220), (288, 70044930), (289, 69802560), (306, 65924640), (320, 63040437), (324, 62262160), (340, 59332176), (360, 56035944), (405, 49809728), (408, 49443480), (432, 46696620), (459, 43949760), (480, 42026958), (510, 39554784), (540, 37357296), (544, 37082610), (576, 35022465), (578, 34901280), (612, 32962320), (648, 31131080), (680, 29666088), (720, 28017972), (765, 26369856), (810, 24904864), (816, 24721740), (864, 23348310), (867, 23267520), (918, 21974880), (960, 21013479), (1020, 19777392), (1080, 18678648), (1088, 18541305), (1156, 17450640), (1224, 16481160), (1296, 15565540), (1360, 14833044), (1377, 14649920), (1440, 14008986), (1445, 13960512), (1530, 13184928), (1620, 12452432), (1632, 12360870), (1728, 11674155), (1734, 11633760), (1836, 10987440), (2040, 9888696), (2160, 9339324), (2295, 8789952), (2312, 8725320), (2448, 8240580), (2592, 7782770), (2601, 7755840), (2693, 7490880), (2720, 7416522), (2754, 7324960), (2880, 7004493), (2890, 6980256), (3060, 6592464), (3240, 6226216), (3264, 6180435), (3468, 5816880), (3672, 5493720), (4080, 4944348), (4320, 4669662), (4335, 4653504), (4590, 4394976), (4624, 4362660), (4896, 4120290), (5184, 3891385), (5202, 3877920), (5386, 3745440), (5440, 3708261), (5508, 3662480), (5780, 3490128), (6120, 3296232), (6480, 3113108), (6885, 2929984), (6936, 2908440), (7344, 2746860), (7803, 2585280), (8079, 2496960), (8160, 2472174), (8640, 2334831), (8670, 2326752), (9180, 2197488), (9248, 2181330), (9792, 2060145), (10404, 1938960), (10772, 1872720), (11016, 1831240), (11560, 1745064), (12240, 1648116), (12960, 1556554), (13005, 1551168), (13465, 1498176), (13770, 1464992), (13872, 1454220), (14688, 1373430), (15606, 1292640), (16158, 1248480), (16320, 1236087), (17340, 1163376), (18360, 1098744), (18496, 1090665), (20808, 969480), (21544, 936360), (22032, 915620), (23120, 872532), (23409, 861760), (24237, 832320), (24480, 824058), (25920, 778277), (26010, 775584), (26930, 749088), (27540, 732496), (27744, 727110), (29376, 686715), (31212, 646320), (32316, 624240), (34680, 581688), (36720, 549372), (39015, 517056), (40395, 499392), (41616, 484740), (43088, 468180), (44064, 457810), (45781, 440640), (46240, 436266), (46818, 430880), (48474, 416160), (48960, 412029), (52020, 387792), (53860, 374544), (55080, 366248), (55488, 363555), (62424, 323160), (64632, 312120), (69360, 290844), (72711, 277440), (73440, 274686), (78030, 258528), (80790, 249696), (83232, 242370), (86176, 234090), (88128, 228905), (91562, 220320), (92480, 218133), (93636, 215440), (96948, 208080), (104040, 193896), (107720, 187272), (110160, 183124), (117045, 172352), (121185, 166464), (124848, 161580), (129264, 156060), (137343, 146880), (138720, 145422)]