1640227680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12517}}^1$

素因数の和:12558

約数の個数: 288

約数和(自身を含む): 6889506624

約数和(自身を除く): 5249278944

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, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 5040, 5460, 6240, 6552, 7280, 8190, 8736, 9360, 10080, 10920, 12517, 13104, 14560, 16380, 18720, 21840, 25034, 26208, 32760, 37551, 43680, 50068, 62585, 65520, 75102, 87619, 100136, 112653, 125170, 131040, 150204, 162721, 175238, 187755, 200272, 225306, 250340, 262857, 300408, 325442, 350476, 375510, 400544, 438095, 450612, 488163, 500680, 525714, 563265, 600816, 650884, 700952, 751020, 788571, 813605, 876190, 901224, 976326, 1001360, 1051428, 1126530, 1139047, 1201632, 1301768, 1314285, 1401904, 1464489, 1502040, 1577142, 1627210, 1752380, 1802448, 1952652, 2002720, 2102856, 2253060, 2278094, 2440815, 2603536, 2628570, 2803808, 2928978, 3004080, 3154284, 3254420, 3417141, 3504760, 3604896, 3905304, 3942855, 4205712, 4506120, 4556188, 4881630, 5207072, 5257140, 5695235, 5857956, 6008160, 6308568, 6508840, 6834282, 7009520, 7322445, 7810608, 7885710, 8411424, 9012240, 9112376, 9763260, 10251423, 10514280, 11390470, 11715912, 12617136, 13017680, 13668564, 14019040, 14644890, 15621216, 15771420, 17085705, 18024480, 18224752, 19526520, 20502846, 21028560, 22780940, 23431824, 25234272, 26035360, 27337128, 29289780, 31542840, 34171410, 36449504, 39053040, 41005692, 42057120, 45561880, 46863648, 51257115, 54674256, 58579560, 63085680, 68342820, 78106080, 82011384, 91123760, 102514230, 109348512, 117159120, 126171360, 136685640, 164022768, 182247520, 205028460, 234318240, 273371280, 328045536, 410056920, 546742560, 820113840, 1640227680]

約数ペア:

[(1, 1640227680), (2, 820113840), (3, 546742560), (4, 410056920), (5, 328045536), (6, 273371280), (7, 234318240), (8, 205028460), (9, 182247520), (10, 164022768), (12, 136685640), (13, 126171360), (14, 117159120), (15, 109348512), (16, 102514230), (18, 91123760), (20, 82011384), (21, 78106080), (24, 68342820), (26, 63085680), (28, 58579560), (30, 54674256), (32, 51257115), (35, 46863648), (36, 45561880), (39, 42057120), (40, 41005692), (42, 39053040), (45, 36449504), (48, 34171410), (52, 31542840), (56, 29289780), (60, 27337128), (63, 26035360), (65, 25234272), (70, 23431824), (72, 22780940), (78, 21028560), (80, 20502846), (84, 19526520), (90, 18224752), (91, 18024480), (96, 17085705), (104, 15771420), (105, 15621216), (112, 14644890), (117, 14019040), (120, 13668564), (126, 13017680), (130, 12617136), (140, 11715912), (144, 11390470), (156, 10514280), (160, 10251423), (168, 9763260), (180, 9112376), (182, 9012240), (195, 8411424), (208, 7885710), (210, 7810608), (224, 7322445), (234, 7009520), (240, 6834282), (252, 6508840), (260, 6308568), (273, 6008160), (280, 5857956), (288, 5695235), (312, 5257140), (315, 5207072), (336, 4881630), (360, 4556188), (364, 4506120), (390, 4205712), (416, 3942855), (420, 3905304), (455, 3604896), (468, 3504760), (480, 3417141), (504, 3254420), (520, 3154284), (546, 3004080), (560, 2928978), (585, 2803808), (624, 2628570), (630, 2603536), (672, 2440815), (720, 2278094), (728, 2253060), (780, 2102856), (819, 2002720), (840, 1952652), (910, 1802448), (936, 1752380), (1008, 1627210), (1040, 1577142), (1092, 1502040), (1120, 1464489), (1170, 1401904), (1248, 1314285), (1260, 1301768), (1365, 1201632), (1440, 1139047), (1456, 1126530), (1560, 1051428), (1638, 1001360), (1680, 976326), (1820, 901224), (1872, 876190), (2016, 813605), (2080, 788571), (2184, 751020), (2340, 700952), (2520, 650884), (2730, 600816), (2912, 563265), (3120, 525714), (3276, 500680), (3360, 488163), (3640, 450612), (3744, 438095), (4095, 400544), (4368, 375510), (4680, 350476), (5040, 325442), (5460, 300408), (6240, 262857), (6552, 250340), (7280, 225306), (8190, 200272), (8736, 187755), (9360, 175238), (10080, 162721), (10920, 150204), (12517, 131040), (13104, 125170), (14560, 112653), (16380, 100136), (18720, 87619), (21840, 75102), (25034, 65520), (26208, 62585), (32760, 50068), (37551, 43680)]