289409120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 288

約数和(自身を含む): 929698560

約数和(自身を除く): 640289440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 139, 140, 143, 154, 160, 169, 176, 182, 208, 220, 224, 260, 278, 280, 286, 308, 338, 352, 364, 385, 416, 440, 455, 520, 556, 560, 572, 616, 676, 695, 715, 728, 770, 845, 880, 910, 973, 1001, 1040, 1112, 1120, 1144, 1183, 1232, 1352, 1390, 1430, 1456, 1529, 1540, 1690, 1760, 1807, 1820, 1859, 1946, 2002, 2080, 2224, 2288, 2366, 2464, 2704, 2780, 2860, 2912, 3058, 3080, 3380, 3614, 3640, 3718, 3892, 4004, 4448, 4576, 4732, 4865, 5005, 5408, 5560, 5720, 5915, 6116, 6160, 6760, 7228, 7280, 7436, 7645, 7784, 8008, 9035, 9295, 9464, 9730, 10010, 10703, 11120, 11440, 11830, 12232, 12320, 12649, 13013, 13520, 14456, 14560, 14872, 15290, 15568, 16016, 18070, 18590, 18928, 19460, 19877, 20020, 21406, 22240, 22880, 23491, 23660, 24464, 25298, 26026, 27040, 28912, 29744, 30580, 31136, 32032, 36140, 37180, 37856, 38920, 39754, 40040, 42812, 46982, 47320, 48928, 50596, 52052, 53515, 57824, 59488, 61160, 63245, 65065, 72280, 74360, 77840, 79508, 80080, 85624, 93964, 94640, 99385, 101192, 104104, 107030, 117455, 122320, 126490, 130130, 139139, 144560, 148720, 155680, 159016, 160160, 164437, 171248, 187928, 189280, 198770, 202384, 208208, 214060, 234910, 244640, 252980, 258401, 260260, 278278, 289120, 297440, 318032, 328874, 342496, 375856, 397540, 404768, 416416, 428120, 469820, 505960, 516802, 520520, 556556, 636064, 657748, 695695, 751712, 795080, 822185, 856240, 939640, 1011920, 1033604, 1041040, 1113112, 1292005, 1315496, 1391390, 1590160, 1644370, 1712480, 1808807, 1879280, 2023840, 2067208, 2082080, 2226224, 2584010, 2630992, 2782780, 3180320, 3288740, 3617614, 3758560, 4134416, 4452448, 5168020, 5261984, 5565560, 6577480, 7235228, 8268832, 9044035, 10336040, 11131120, 13154960, 14470456, 18088070, 20672080, 22262240, 26309920, 28940912, 36176140, 41344160, 57881824, 72352280, 144704560, 289409120]

約数ペア:

[(1, 289409120), (2, 144704560), (4, 72352280), (5, 57881824), (7, 41344160), (8, 36176140), (10, 28940912), (11, 26309920), (13, 22262240), (14, 20672080), (16, 18088070), (20, 14470456), (22, 13154960), (26, 11131120), (28, 10336040), (32, 9044035), (35, 8268832), (40, 7235228), (44, 6577480), (52, 5565560), (55, 5261984), (56, 5168020), (65, 4452448), (70, 4134416), (77, 3758560), (80, 3617614), (88, 3288740), (91, 3180320), (104, 2782780), (110, 2630992), (112, 2584010), (130, 2226224), (139, 2082080), (140, 2067208), (143, 2023840), (154, 1879280), (160, 1808807), (169, 1712480), (176, 1644370), (182, 1590160), (208, 1391390), (220, 1315496), (224, 1292005), (260, 1113112), (278, 1041040), (280, 1033604), (286, 1011920), (308, 939640), (338, 856240), (352, 822185), (364, 795080), (385, 751712), (416, 695695), (440, 657748), (455, 636064), (520, 556556), (556, 520520), (560, 516802), (572, 505960), (616, 469820), (676, 428120), (695, 416416), (715, 404768), (728, 397540), (770, 375856), (845, 342496), (880, 328874), (910, 318032), (973, 297440), (1001, 289120), (1040, 278278), (1112, 260260), (1120, 258401), (1144, 252980), (1183, 244640), (1232, 234910), (1352, 214060), (1390, 208208), (1430, 202384), (1456, 198770), (1529, 189280), (1540, 187928), (1690, 171248), (1760, 164437), (1807, 160160), (1820, 159016), (1859, 155680), (1946, 148720), (2002, 144560), (2080, 139139), (2224, 130130), (2288, 126490), (2366, 122320), (2464, 117455), (2704, 107030), (2780, 104104), (2860, 101192), (2912, 99385), (3058, 94640), (3080, 93964), (3380, 85624), (3614, 80080), (3640, 79508), (3718, 77840), (3892, 74360), (4004, 72280), (4448, 65065), (4576, 63245), (4732, 61160), (4865, 59488), (5005, 57824), (5408, 53515), (5560, 52052), (5720, 50596), (5915, 48928), (6116, 47320), (6160, 46982), (6760, 42812), (7228, 40040), (7280, 39754), (7436, 38920), (7645, 37856), (7784, 37180), (8008, 36140), (9035, 32032), (9295, 31136), (9464, 30580), (9730, 29744), (10010, 28912), (10703, 27040), (11120, 26026), (11440, 25298), (11830, 24464), (12232, 23660), (12320, 23491), (12649, 22880), (13013, 22240), (13520, 21406), (14456, 20020), (14560, 19877), (14872, 19460), (15290, 18928), (15568, 18590), (16016, 18070)]