1218631680

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{1889}}^1$

素因数の和:1929

約数の個数: 288

約数和(自身を含む): 4829479200

約数和(自身を除く): 3610847520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1889, 1920, 2016, 2048, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3778, 3840, 4032, 4480, 4608, 5040, 5120, 5376, 5667, 5760, 6144, 6720, 7168, 7556, 7680, 8064, 8960, 9216, 9445, 10080, 10240, 10752, 11334, 11520, 13223, 13440, 14336, 15112, 15360, 16128, 17001, 17920, 18432, 18890, 20160, 21504, 22668, 23040, 26446, 26880, 28335, 30224, 30720, 32256, 34002, 35840, 37780, 39669, 40320, 43008, 45336, 46080, 52892, 53760, 56670, 60448, 64512, 66115, 68004, 71680, 75560, 79338, 80640, 85005, 90672, 92160, 105784, 107520, 113340, 119007, 120896, 129024, 132230, 136008, 151120, 158676, 161280, 170010, 181344, 198345, 211568, 215040, 226680, 238014, 241792, 264460, 272016, 302240, 317352, 322560, 340020, 362688, 396690, 423136, 453360, 476028, 483584, 528920, 544032, 595035, 604480, 634704, 645120, 680040, 725376, 793380, 846272, 906720, 952056, 967168, 1057840, 1088064, 1190070, 1208960, 1269408, 1360080, 1450752, 1586760, 1692544, 1813440, 1904112, 1934336, 2115680, 2176128, 2380140, 2417920, 2538816, 2720160, 2901504, 3173520, 3385088, 3626880, 3808224, 3868672, 4231360, 4352256, 4760280, 4835840, 5077632, 5440320, 5803008, 6347040, 6770176, 7253760, 7616448, 8462720, 8704512, 9520560, 9671680, 10155264, 10880640, 11606016, 12694080, 13540352, 14507520, 15232896, 16925440, 17409024, 19041120, 19343360, 20310528, 21761280, 25388160, 27080704, 29015040, 30465792, 33850880, 34818048, 38082240, 40621056, 43522560, 50776320, 58030080, 60931584, 67701760, 76164480, 81242112, 87045120, 101552640, 121863168, 135403520, 152328960, 174090240, 203105280, 243726336, 304657920, 406210560, 609315840, 1218631680]

約数ペア:

[(1, 1218631680), (2, 609315840), (3, 406210560), (4, 304657920), (5, 243726336), (6, 203105280), (7, 174090240), (8, 152328960), (9, 135403520), (10, 121863168), (12, 101552640), (14, 87045120), (15, 81242112), (16, 76164480), (18, 67701760), (20, 60931584), (21, 58030080), (24, 50776320), (28, 43522560), (30, 40621056), (32, 38082240), (35, 34818048), (36, 33850880), (40, 30465792), (42, 29015040), (45, 27080704), (48, 25388160), (56, 21761280), (60, 20310528), (63, 19343360), (64, 19041120), (70, 17409024), (72, 16925440), (80, 15232896), (84, 14507520), (90, 13540352), (96, 12694080), (105, 11606016), (112, 10880640), (120, 10155264), (126, 9671680), (128, 9520560), (140, 8704512), (144, 8462720), (160, 7616448), (168, 7253760), (180, 6770176), (192, 6347040), (210, 5803008), (224, 5440320), (240, 5077632), (252, 4835840), (256, 4760280), (280, 4352256), (288, 4231360), (315, 3868672), (320, 3808224), (336, 3626880), (360, 3385088), (384, 3173520), (420, 2901504), (448, 2720160), (480, 2538816), (504, 2417920), (512, 2380140), (560, 2176128), (576, 2115680), (630, 1934336), (640, 1904112), (672, 1813440), (720, 1692544), (768, 1586760), (840, 1450752), (896, 1360080), (960, 1269408), (1008, 1208960), (1024, 1190070), (1120, 1088064), (1152, 1057840), (1260, 967168), (1280, 952056), (1344, 906720), (1440, 846272), (1536, 793380), (1680, 725376), (1792, 680040), (1889, 645120), (1920, 634704), (2016, 604480), (2048, 595035), (2240, 544032), (2304, 528920), (2520, 483584), (2560, 476028), (2688, 453360), (2880, 423136), (3072, 396690), (3360, 362688), (3584, 340020), (3778, 322560), (3840, 317352), (4032, 302240), (4480, 272016), (4608, 264460), (5040, 241792), (5120, 238014), (5376, 226680), (5667, 215040), (5760, 211568), (6144, 198345), (6720, 181344), (7168, 170010), (7556, 161280), (7680, 158676), (8064, 151120), (8960, 136008), (9216, 132230), (9445, 129024), (10080, 120896), (10240, 119007), (10752, 113340), (11334, 107520), (11520, 105784), (13223, 92160), (13440, 90672), (14336, 85005), (15112, 80640), (15360, 79338), (16128, 75560), (17001, 71680), (17920, 68004), (18432, 66115), (18890, 64512), (20160, 60448), (21504, 56670), (22668, 53760), (23040, 52892), (26446, 46080), (26880, 45336), (28335, 43008), (30224, 40320), (30720, 39669), (32256, 37780), (34002, 35840)]