259721280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 336

約数和(自身を含む): 1100596224

約数和(自身を除く): 840874944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 390, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 672, 720, 728, 780, 819, 832, 840, 910, 936, 960, 991, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1344, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 1982, 2016, 2080, 2184, 2240, 2340, 2496, 2520, 2730, 2880, 2912, 2973, 3120, 3276, 3360, 3640, 3744, 3964, 4032, 4095, 4160, 4368, 4680, 4955, 5040, 5460, 5824, 5946, 6240, 6552, 6720, 6937, 7280, 7488, 7928, 8190, 8736, 8919, 9360, 9910, 10080, 10920, 11892, 12480, 12883, 13104, 13874, 14560, 14865, 15856, 16380, 17472, 17838, 18720, 19820, 20160, 20811, 21840, 23784, 25766, 26208, 27748, 29120, 29730, 31712, 32760, 34685, 35676, 37440, 38649, 39640, 41622, 43680, 44595, 47568, 51532, 52416, 55496, 59460, 62433, 63424, 64415, 65520, 69370, 71352, 77298, 79280, 83244, 87360, 89190, 90181, 95136, 103064, 104055, 110992, 115947, 118920, 124866, 128830, 131040, 138740, 142704, 154596, 158560, 166488, 178380, 180362, 190272, 193245, 206128, 208110, 221984, 231894, 237840, 249732, 257660, 262080, 270543, 277480, 285408, 309192, 312165, 317120, 332976, 356760, 360724, 386490, 412256, 416220, 443968, 450905, 463788, 475680, 499464, 515320, 541086, 554960, 570816, 579735, 618384, 624330, 665952, 713520, 721448, 772980, 811629, 824512, 832440, 901810, 927576, 951360, 998928, 1030640, 1082172, 1109920, 1159470, 1236768, 1248660, 1331904, 1352715, 1427040, 1442896, 1545960, 1623258, 1664880, 1803620, 1855152, 1997856, 2061280, 2164344, 2219840, 2318940, 2473536, 2497320, 2705430, 2854080, 2885792, 3091920, 3246516, 3329760, 3607240, 3710304, 3995712, 4058145, 4122560, 4328688, 4637880, 4994640, 5410860, 5771584, 6183840, 6493032, 6659520, 7214480, 7420608, 8116290, 8657376, 9275760, 9989280, 10821720, 12367680, 12986064, 14428960, 16232580, 17314752, 18551520, 19978560, 21643440, 25972128, 28857920, 32465160, 37103040, 43286880, 51944256, 64930320, 86573760, 129860640, 259721280]

約数ペア:

[(1, 259721280), (2, 129860640), (3, 86573760), (4, 64930320), (5, 51944256), (6, 43286880), (7, 37103040), (8, 32465160), (9, 28857920), (10, 25972128), (12, 21643440), (13, 19978560), (14, 18551520), (15, 17314752), (16, 16232580), (18, 14428960), (20, 12986064), (21, 12367680), (24, 10821720), (26, 9989280), (28, 9275760), (30, 8657376), (32, 8116290), (35, 7420608), (36, 7214480), (39, 6659520), (40, 6493032), (42, 6183840), (45, 5771584), (48, 5410860), (52, 4994640), (56, 4637880), (60, 4328688), (63, 4122560), (64, 4058145), (65, 3995712), (70, 3710304), (72, 3607240), (78, 3329760), (80, 3246516), (84, 3091920), (90, 2885792), (91, 2854080), (96, 2705430), (104, 2497320), (105, 2473536), (112, 2318940), (117, 2219840), (120, 2164344), (126, 2061280), (130, 1997856), (140, 1855152), (144, 1803620), (156, 1664880), (160, 1623258), (168, 1545960), (180, 1442896), (182, 1427040), (192, 1352715), (195, 1331904), (208, 1248660), (210, 1236768), (224, 1159470), (234, 1109920), (240, 1082172), (252, 1030640), (260, 998928), (273, 951360), (280, 927576), (288, 901810), (312, 832440), (315, 824512), (320, 811629), (336, 772980), (360, 721448), (364, 713520), (390, 665952), (416, 624330), (420, 618384), (448, 579735), (455, 570816), (468, 554960), (480, 541086), (504, 515320), (520, 499464), (546, 475680), (560, 463788), (576, 450905), (585, 443968), (624, 416220), (630, 412256), (672, 386490), (720, 360724), (728, 356760), (780, 332976), (819, 317120), (832, 312165), (840, 309192), (910, 285408), (936, 277480), (960, 270543), (991, 262080), (1008, 257660), (1040, 249732), (1092, 237840), (1120, 231894), (1170, 221984), (1248, 208110), (1260, 206128), (1344, 193245), (1365, 190272), (1440, 180362), (1456, 178380), (1560, 166488), (1638, 158560), (1680, 154596), (1820, 142704), (1872, 138740), (1982, 131040), (2016, 128830), (2080, 124866), (2184, 118920), (2240, 115947), (2340, 110992), (2496, 104055), (2520, 103064), (2730, 95136), (2880, 90181), (2912, 89190), (2973, 87360), (3120, 83244), (3276, 79280), (3360, 77298), (3640, 71352), (3744, 69370), (3964, 65520), (4032, 64415), (4095, 63424), (4160, 62433), (4368, 59460), (4680, 55496), (4955, 52416), (5040, 51532), (5460, 47568), (5824, 44595), (5946, 43680), (6240, 41622), (6552, 39640), (6720, 38649), (6937, 37440), (7280, 35676), (7488, 34685), (7928, 32760), (8190, 31712), (8736, 29730), (8919, 29120), (9360, 27748), (9910, 26208), (10080, 25766), (10920, 23784), (11892, 21840), (12480, 20811), (12883, 20160), (13104, 19820), (13874, 18720), (14560, 17838), (14865, 17472), (15856, 16380)]