21156350880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1153}}^1$

素因数の和:1348

約数の個数: 384

約数和(自身を含む): 78615871488

約数和(自身を除く): 57459520608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 127, 129, 140, 160, 168, 172, 210, 215, 224, 240, 254, 258, 280, 301, 336, 344, 381, 420, 430, 480, 508, 516, 560, 602, 635, 645, 672, 688, 762, 840, 860, 889, 903, 1016, 1032, 1120, 1153, 1204, 1270, 1290, 1376, 1505, 1524, 1680, 1720, 1778, 1806, 1905, 2032, 2064, 2306, 2408, 2540, 2580, 2667, 3010, 3048, 3360, 3440, 3459, 3556, 3612, 3810, 4064, 4128, 4445, 4515, 4612, 4816, 5080, 5160, 5334, 5461, 5765, 6020, 6096, 6880, 6918, 7112, 7224, 7620, 8071, 8890, 9030, 9224, 9632, 10160, 10320, 10668, 10922, 11530, 12040, 12192, 13335, 13836, 14224, 14448, 15240, 16142, 16383, 17295, 17780, 18060, 18448, 20320, 20640, 21336, 21844, 23060, 24080, 24213, 26670, 27305, 27672, 28448, 28896, 30480, 32284, 32766, 34590, 35560, 36120, 36896, 38227, 40355, 42672, 43688, 46120, 48160, 48426, 49579, 53340, 54610, 55344, 60960, 64568, 65532, 69180, 71120, 72240, 76454, 80710, 81915, 85344, 87376, 92240, 96852, 99158, 106680, 109220, 110688, 114681, 121065, 129136, 131064, 138360, 142240, 144480, 146431, 148737, 152908, 161420, 163830, 174752, 184480, 191135, 193704, 198316, 213360, 218440, 229362, 242130, 247895, 258272, 262128, 276720, 292862, 297474, 305816, 322840, 327660, 347053, 382270, 387408, 396632, 426720, 436880, 439293, 458724, 484260, 495790, 524256, 553440, 573405, 585724, 594948, 611632, 645680, 655320, 694106, 732155, 743685, 764540, 774816, 793264, 873760, 878586, 917448, 968520, 991580, 1025017, 1041159, 1146810, 1171448, 1189896, 1223264, 1291360, 1310640, 1388212, 1464310, 1487370, 1529080, 1586528, 1735265, 1757172, 1834896, 1937040, 1983160, 2050034, 2082318, 2196465, 2293620, 2342896, 2379792, 2621280, 2776424, 2928620, 2974740, 3058160, 3075051, 3470530, 3514344, 3669792, 3874080, 3966320, 4100068, 4164636, 4392930, 4587240, 4685792, 4759584, 5125085, 5205795, 5552848, 5857240, 5949480, 6116320, 6150102, 6296533, 6941060, 7028688, 7932640, 8200136, 8329272, 8785860, 9174480, 10250170, 10411590, 11105696, 11714480, 11898960, 12300204, 12593066, 13882120, 14057376, 15375255, 16400272, 16658544, 17571720, 18348960, 18889599, 20500340, 20823180, 23428960, 23797920, 24600408, 25186132, 27764240, 30750510, 31482665, 32800544, 33317088, 35143440, 37779198, 41000680, 41646360, 44075731, 49200816, 50372264, 55528480, 61501020, 62965330, 70286880, 75558396, 82001360, 83292720, 88151462, 94447995, 98401632, 100744528, 123002040, 125930660, 132227193, 151116792, 164002720, 166585440, 176302924, 188895990, 201489056, 220378655, 246004080, 251861320, 264454386, 302233584, 352605848, 377791980, 440757310, 492008160, 503722640, 528908772, 604467168, 661135965, 705211696, 755583960, 881514620, 1007445280, 1057817544, 1322271930, 1410423392, 1511167920, 1763029240, 2115635088, 2644543860, 3022335840, 3526058480, 4231270176, 5289087720, 7052116960, 10578175440, 21156350880]

約数ペア:

[(1, 21156350880), (2, 10578175440), (3, 7052116960), (4, 5289087720), (5, 4231270176), (6, 3526058480), (7, 3022335840), (8, 2644543860), (10, 2115635088), (12, 1763029240), (14, 1511167920), (15, 1410423392), (16, 1322271930), (20, 1057817544), (21, 1007445280), (24, 881514620), (28, 755583960), (30, 705211696), (32, 661135965), (35, 604467168), (40, 528908772), (42, 503722640), (43, 492008160), (48, 440757310), (56, 377791980), (60, 352605848), (70, 302233584), (80, 264454386), (84, 251861320), (86, 246004080), (96, 220378655), (105, 201489056), (112, 188895990), (120, 176302924), (127, 166585440), (129, 164002720), (140, 151116792), (160, 132227193), (168, 125930660), (172, 123002040), (210, 100744528), (215, 98401632), (224, 94447995), (240, 88151462), (254, 83292720), (258, 82001360), (280, 75558396), (301, 70286880), (336, 62965330), (344, 61501020), (381, 55528480), (420, 50372264), (430, 49200816), (480, 44075731), (508, 41646360), (516, 41000680), (560, 37779198), (602, 35143440), (635, 33317088), (645, 32800544), (672, 31482665), (688, 30750510), (762, 27764240), (840, 25186132), (860, 24600408), (889, 23797920), (903, 23428960), (1016, 20823180), (1032, 20500340), (1120, 18889599), (1153, 18348960), (1204, 17571720), (1270, 16658544), (1290, 16400272), (1376, 15375255), (1505, 14057376), (1524, 13882120), (1680, 12593066), (1720, 12300204), (1778, 11898960), (1806, 11714480), (1905, 11105696), (2032, 10411590), (2064, 10250170), (2306, 9174480), (2408, 8785860), (2540, 8329272), (2580, 8200136), (2667, 7932640), (3010, 7028688), (3048, 6941060), (3360, 6296533), (3440, 6150102), (3459, 6116320), (3556, 5949480), (3612, 5857240), (3810, 5552848), (4064, 5205795), (4128, 5125085), (4445, 4759584), (4515, 4685792), (4612, 4587240), (4816, 4392930), (5080, 4164636), (5160, 4100068), (5334, 3966320), (5461, 3874080), (5765, 3669792), (6020, 3514344), (6096, 3470530), (6880, 3075051), (6918, 3058160), (7112, 2974740), (7224, 2928620), (7620, 2776424), (8071, 2621280), (8890, 2379792), (9030, 2342896), (9224, 2293620), (9632, 2196465), (10160, 2082318), (10320, 2050034), (10668, 1983160), (10922, 1937040), (11530, 1834896), (12040, 1757172), (12192, 1735265), (13335, 1586528), (13836, 1529080), (14224, 1487370), (14448, 1464310), (15240, 1388212), (16142, 1310640), (16383, 1291360), (17295, 1223264), (17780, 1189896), (18060, 1171448), (18448, 1146810), (20320, 1041159), (20640, 1025017), (21336, 991580), (21844, 968520), (23060, 917448), (24080, 878586), (24213, 873760), (26670, 793264), (27305, 774816), (27672, 764540), (28448, 743685), (28896, 732155), (30480, 694106), (32284, 655320), (32766, 645680), (34590, 611632), (35560, 594948), (36120, 585724), (36896, 573405), (38227, 553440), (40355, 524256), (42672, 495790), (43688, 484260), (46120, 458724), (48160, 439293), (48426, 436880), (49579, 426720), (53340, 396632), (54610, 387408), (55344, 382270), (60960, 347053), (64568, 327660), (65532, 322840), (69180, 305816), (71120, 297474), (72240, 292862), (76454, 276720), (80710, 262128), (81915, 258272), (85344, 247895), (87376, 242130), (92240, 229362), (96852, 218440), (99158, 213360), (106680, 198316), (109220, 193704), (110688, 191135), (114681, 184480), (121065, 174752), (129136, 163830), (131064, 161420), (138360, 152908), (142240, 148737), (144480, 146431)]