665206920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{499}}^1$

素因数の和:569

約数の個数: 288

約数和(自身を含む): 2588040000

約数和(自身を除く): 1922833080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 499, 504, 529, 552, 630, 644, 690, 805, 828, 840, 920, 966, 998, 1035, 1058, 1260, 1288, 1380, 1449, 1497, 1587, 1610, 1656, 1932, 1996, 2070, 2116, 2415, 2495, 2520, 2645, 2760, 2898, 2994, 3174, 3220, 3493, 3703, 3864, 3992, 4140, 4232, 4491, 4761, 4830, 4990, 5290, 5796, 5988, 6348, 6440, 6986, 7245, 7406, 7485, 7935, 8280, 8982, 9522, 9660, 9980, 10479, 10580, 11109, 11477, 11592, 11976, 12696, 13972, 14490, 14812, 14970, 15870, 17465, 17964, 18515, 19044, 19320, 19960, 20958, 21160, 22218, 22455, 22954, 23805, 27944, 28980, 29624, 29940, 31437, 31740, 33327, 34431, 34930, 35928, 37030, 38088, 41916, 44436, 44910, 45908, 47610, 52395, 55545, 57385, 57960, 59880, 62874, 63480, 66654, 68862, 69860, 74060, 80339, 83832, 88872, 89820, 91816, 95220, 103293, 104790, 111090, 114770, 125748, 133308, 137724, 139720, 148120, 157185, 160678, 166635, 172155, 179640, 190440, 206586, 209580, 222180, 229540, 241017, 251496, 263971, 266616, 275448, 314370, 321356, 333270, 344310, 401695, 413172, 419160, 444360, 459080, 482034, 516465, 527942, 628740, 642712, 666540, 688620, 723051, 791913, 803390, 826344, 964068, 1032930, 1055884, 1205085, 1257480, 1319855, 1333080, 1377240, 1446102, 1583826, 1606780, 1847797, 1928136, 2065860, 2111768, 2375739, 2410170, 2639710, 2892204, 3167652, 3213560, 3615255, 3695594, 3959565, 4131720, 4751478, 4820340, 5279420, 5543391, 5784408, 6335304, 7230510, 7391188, 7919130, 9238985, 9502956, 9640680, 10558840, 11086782, 11878695, 14461020, 14782376, 15838260, 16630173, 18477970, 19005912, 22173564, 23757390, 27716955, 28922040, 31676520, 33260346, 36955940, 44347128, 47514780, 55433910, 66520692, 73911880, 83150865, 95029560, 110867820, 133041384, 166301730, 221735640, 332603460, 665206920]

約数ペア:

[(1, 665206920), (2, 332603460), (3, 221735640), (4, 166301730), (5, 133041384), (6, 110867820), (7, 95029560), (8, 83150865), (9, 73911880), (10, 66520692), (12, 55433910), (14, 47514780), (15, 44347128), (18, 36955940), (20, 33260346), (21, 31676520), (23, 28922040), (24, 27716955), (28, 23757390), (30, 22173564), (35, 19005912), (36, 18477970), (40, 16630173), (42, 15838260), (45, 14782376), (46, 14461020), (56, 11878695), (60, 11086782), (63, 10558840), (69, 9640680), (70, 9502956), (72, 9238985), (84, 7919130), (90, 7391188), (92, 7230510), (105, 6335304), (115, 5784408), (120, 5543391), (126, 5279420), (138, 4820340), (140, 4751478), (161, 4131720), (168, 3959565), (180, 3695594), (184, 3615255), (207, 3213560), (210, 3167652), (230, 2892204), (252, 2639710), (276, 2410170), (280, 2375739), (315, 2111768), (322, 2065860), (345, 1928136), (360, 1847797), (414, 1606780), (420, 1583826), (460, 1446102), (483, 1377240), (499, 1333080), (504, 1319855), (529, 1257480), (552, 1205085), (630, 1055884), (644, 1032930), (690, 964068), (805, 826344), (828, 803390), (840, 791913), (920, 723051), (966, 688620), (998, 666540), (1035, 642712), (1058, 628740), (1260, 527942), (1288, 516465), (1380, 482034), (1449, 459080), (1497, 444360), (1587, 419160), (1610, 413172), (1656, 401695), (1932, 344310), (1996, 333270), (2070, 321356), (2116, 314370), (2415, 275448), (2495, 266616), (2520, 263971), (2645, 251496), (2760, 241017), (2898, 229540), (2994, 222180), (3174, 209580), (3220, 206586), (3493, 190440), (3703, 179640), (3864, 172155), (3992, 166635), (4140, 160678), (4232, 157185), (4491, 148120), (4761, 139720), (4830, 137724), (4990, 133308), (5290, 125748), (5796, 114770), (5988, 111090), (6348, 104790), (6440, 103293), (6986, 95220), (7245, 91816), (7406, 89820), (7485, 88872), (7935, 83832), (8280, 80339), (8982, 74060), (9522, 69860), (9660, 68862), (9980, 66654), (10479, 63480), (10580, 62874), (11109, 59880), (11477, 57960), (11592, 57385), (11976, 55545), (12696, 52395), (13972, 47610), (14490, 45908), (14812, 44910), (14970, 44436), (15870, 41916), (17465, 38088), (17964, 37030), (18515, 35928), (19044, 34930), (19320, 34431), (19960, 33327), (20958, 31740), (21160, 31437), (22218, 29940), (22455, 29624), (22954, 28980), (23805, 27944)]