257039694240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5647}}^1$

素因数の和:5745

約数の個数: 768

約数和(自身を含む): 1049367674880

約数和(自身を除く): 792327980640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 30, 31, 32, 35, 38, 40, 42, 46, 48, 56, 57, 60, 62, 69, 70, 76, 80, 84, 92, 93, 95, 96, 105, 112, 114, 115, 120, 124, 133, 138, 140, 152, 155, 160, 161, 168, 184, 186, 190, 210, 217, 224, 228, 230, 240, 248, 266, 276, 280, 285, 304, 310, 322, 336, 345, 368, 372, 380, 399, 420, 434, 437, 456, 460, 465, 480, 483, 496, 532, 552, 560, 570, 589, 608, 620, 644, 651, 665, 672, 690, 713, 736, 744, 760, 798, 805, 840, 868, 874, 912, 920, 930, 966, 992, 1064, 1085, 1104, 1120, 1140, 1178, 1240, 1288, 1302, 1311, 1330, 1380, 1426, 1488, 1520, 1596, 1610, 1680, 1736, 1748, 1767, 1824, 1840, 1860, 1932, 1995, 2128, 2139, 2170, 2185, 2208, 2280, 2356, 2415, 2480, 2576, 2604, 2622, 2660, 2760, 2852, 2945, 2976, 3040, 3059, 3192, 3220, 3255, 3360, 3472, 3496, 3534, 3565, 3680, 3720, 3864, 3990, 4123, 4256, 4278, 4340, 4370, 4560, 4712, 4830, 4960, 4991, 5152, 5208, 5244, 5320, 5520, 5647, 5704, 5890, 6118, 6384, 6440, 6510, 6555, 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27275010, 28009120, 28184177, 29093344, 29409576, 29612868, 30042040, 31171440, 32210488, 33260830, 34548346, 36050448, 36366680, 36761970, 37016085, 39212768, 39483824, 39912996, 40263110, 42013680, 43640016, 45063060, 45517920, 46565162, 48315732, 49015960, 49354780, 49891245, 51500640, 51822519, 53217328, 54550020, 56368354, 58819152, 59225736, 60084080, 60394665, 62342880, 64420976, 66521660, 69096692, 69847743, 72100896, 72733360, 73523940, 74032170, 76499909, 78967648, 79825992, 80526220, 84027360, 84552531, 86370865, 87280032, 90126120, 93130324, 96631464, 98031920, 98709560, 99782490, 103645038, 106434656, 109100040, 112736708, 116412905, 117638304, 118451472, 120168160, 120789330, 128841952, 133043320, 138193384, 139695486, 140920885, 145466720, 147047880, 148064340, 152999818, 159651984, 161052440, 169105062, 172741730, 180252240, 186260648, 193262928, 196063840, 197419120, 199564980, 207290076, 218200080, 225473416, 229499727, 232825810, 236902944, 241578660, 259112595, 266086640, 276386768, 279390972, 281841770, 294095760, 296128680, 305999636, 319303968, 322104880, 338210124, 345483460, 349238715, 360504480, 372521296, 382499545, 386525856, 394838240, 399129960, 414580152, 422762655, 436400160, 450946832, 458999454, 465651620, 483157320, 518225190, 532173280, 535499363, 552773536, 558781944, 563683540, 588191520, 592257360, 611999272, 644209760, 676420248, 690966920, 698477430, 745042592, 764999090, 798259920, 829160304, 845525310, 901893664, 917998908, 931303240, 966314640, 1036450380, 1070998726, 1117563888, 1127367080, 1147498635, 1184514720, 1223998544, 1352840496, 1381933840, 1396954860, 1529998180, 1596519840, 1606498089, 1658320608, 1691050620, 1835997816, 1862606480, 1932629280, 2072900760, 2141997452, 2235127776, 2254734160, 2294997270, 2447997088, 2677496815, 2705680992, 2763867680, 2793909720, 3059996360, 3212996178, 3382101240, 3671995632, 3725212960, 4145801520, 4283994904, 4509468320, 4589994540, 5354993630, 5587819440, 6119992720, 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約数ペア:

[(1, 257039694240), (2, 128519847120), (3, 85679898080), (4, 64259923560), (5, 51407938848), (6, 42839949040), (7, 36719956320), (8, 32129961780), (10, 25703969424), (12, 21419974520), (14, 18359978160), (15, 17135979616), (16, 16064980890), (19, 13528404960), (20, 12851984712), (21, 12239985440), (23, 11175638880), (24, 10709987260), (28, 9179989080), (30, 8567989808), (31, 8291603040), (32, 8032490445), (35, 7343991264), (38, 6764202480), (40, 6425992356), (42, 6119992720), (46, 5587819440), (48, 5354993630), (56, 4589994540), (57, 4509468320), (60, 4283994904), (62, 4145801520), (69, 3725212960), (70, 3671995632), (76, 3382101240), (80, 3212996178), (84, 3059996360), (92, 2793909720), (93, 2763867680), (95, 2705680992), (96, 2677496815), (105, 2447997088), (112, 2294997270), (114, 2254734160), (115, 2235127776), (120, 2141997452), (124, 2072900760), (133, 1932629280), (138, 1862606480), (140, 1835997816), (152, 1691050620), (155, 1658320608), (160, 1606498089), (161, 1596519840), (168, 1529998180), (184, 1396954860), (186, 1381933840), (190, 1352840496), (210, 1223998544), (217, 1184514720), (224, 1147498635), (228, 1127367080), (230, 1117563888), (240, 1070998726), (248, 1036450380), (266, 966314640), (276, 931303240), (280, 917998908), (285, 901893664), (304, 845525310), (310, 829160304), (322, 798259920), (336, 764999090), (345, 745042592), (368, 698477430), (372, 690966920), (380, 676420248), (399, 644209760), (420, 611999272), (434, 592257360), (437, 588191520), (456, 563683540), (460, 558781944), (465, 552773536), (480, 535499363), (483, 532173280), (496, 518225190), (532, 483157320), (552, 465651620), (560, 458999454), (570, 450946832), (589, 436400160), (608, 422762655), (620, 414580152), (644, 399129960), (651, 394838240), (665, 386525856), (672, 382499545), (690, 372521296), (713, 360504480), (736, 349238715), (744, 345483460), (760, 338210124), (798, 322104880), (805, 319303968), (840, 305999636), (868, 296128680), (874, 294095760), (912, 281841770), (920, 279390972), (930, 276386768), (966, 266086640), (992, 259112595), (1064, 241578660), (1085, 236902944), (1104, 232825810), (1120, 229499727), (1140, 225473416), (1178, 218200080), (1240, 207290076), (1288, 199564980), (1302, 197419120), (1311, 196063840), (1330, 193262928), (1380, 186260648), (1426, 180252240), (1488, 172741730), (1520, 169105062), (1596, 161052440), (1610, 159651984), (1680, 152999818), (1736, 148064340), (1748, 147047880), (1767, 145466720), (1824, 140920885), (1840, 139695486), (1860, 138193384), (1932, 133043320), (1995, 128841952), (2128, 120789330), (2139, 120168160), (2170, 118451472), (2185, 117638304), (2208, 116412905), (2280, 112736708), (2356, 109100040), (2415, 106434656), (2480, 103645038), (2576, 99782490), (2604, 98709560), (2622, 98031920), (2660, 96631464), (2760, 93130324), (2852, 90126120), (2945, 87280032), (2976, 86370865), (3040, 84552531), (3059, 84027360), (3192, 80526220), (3220, 79825992), (3255, 78967648), (3360, 76499909), (3472, 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(129881, 1979040), (131936, 1948215), (135470, 1897392), (135528, 1896580), (141360, 1818334), (146832, 1750570), (149730, 1716688), (158116, 1625640), (159712, 1609395), (162564, 1581160), (164920, 1558572), (169410, 1517264), (171120, 1502102), (175057, 1468320), (180704, 1422435), (183540, 1400456), (189658, 1355280), (197645, 1300512), (197904, 1298810), (199640, 1287516), (203205, 1264928), (209760, 1225399), (214586, 1197840), (216752, 1185870), (225880, 1137948), (237174, 1083760), (239568, 1072930), (244720, 1050342), (247380, 1039048), (259762, 989520), (270940, 948696), (271056, 948290), (282720, 909167), (284487, 903520), (293664, 875285), (299460, 858344), (316232, 812820), (321879, 798560), (325128, 790580), (329840, 779286), (338820, 758632), (342240, 751051), (350114, 734160), (367080, 700228), (379316, 677640), (389643, 659680), (395290, 650256), (395808, 649405), (399280, 643758), (406410, 632464), (429172, 598920), (433504, 592935), (451760, 568974), (474145, 542112), (474348, 541880), (479136, 536465), (489440, 525171), (494760, 519524)]