2255767920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{21313}}^1$

素因数の和:21349

約数の個数: 240

約数和(自身を含む): 9038841120

約数和(自身を除く): 6783073200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8820, 10584, 11760, 13230, 15120, 17640, 21168, 21313, 26460, 35280, 42626, 52920, 63939, 85252, 105840, 106565, 127878, 149191, 170504, 191817, 213130, 255756, 298382, 319695, 341008, 383634, 426260, 447573, 511512, 575451, 596764, 639390, 745955, 767268, 852520, 895146, 959085, 1023024, 1044337, 1150902, 1193528, 1278780, 1342719, 1491910, 1534536, 1705040, 1790292, 1918170, 2088674, 2237865, 2301804, 2387056, 2557560, 2685438, 2877255, 2983820, 3069072, 3133011, 3580584, 3836340, 4028157, 4177348, 4475730, 4603608, 5115120, 5221685, 5370876, 5754510, 5967640, 6266022, 6713595, 7161168, 7672680, 8056314, 8354696, 8951460, 9207216, 9399033, 10443370, 10741752, 11509020, 11935280, 12532044, 13427190, 15345360, 15665055, 16112628, 16709392, 17902920, 18798066, 20140785, 20886740, 21483504, 23018040, 25064088, 26854380, 28197099, 31330110, 32225256, 35805840, 37596132, 40281570, 41773480, 46036080, 46995165, 50128176, 53708760, 56394198, 62660220, 64450512, 75192264, 80563140, 83546960, 93990330, 107417520, 112788396, 125320440, 140985495, 150384528, 161126280, 187980660, 225576792, 250640880, 281970990, 322252560, 375961320, 451153584, 563941980, 751922640, 1127883960, 2255767920]

約数ペア:

[(1, 2255767920), (2, 1127883960), (3, 751922640), (4, 563941980), (5, 451153584), (6, 375961320), (7, 322252560), (8, 281970990), (9, 250640880), (10, 225576792), (12, 187980660), (14, 161126280), (15, 150384528), (16, 140985495), (18, 125320440), (20, 112788396), (21, 107417520), (24, 93990330), (27, 83546960), (28, 80563140), (30, 75192264), (35, 64450512), (36, 62660220), (40, 56394198), (42, 53708760), (45, 50128176), (48, 46995165), (49, 46036080), (54, 41773480), (56, 40281570), (60, 37596132), (63, 35805840), (70, 32225256), (72, 31330110), (80, 28197099), (84, 26854380), (90, 25064088), (98, 23018040), (105, 21483504), (108, 20886740), (112, 20140785), (120, 18798066), (126, 17902920), (135, 16709392), (140, 16112628), (144, 15665055), (147, 15345360), (168, 13427190), (180, 12532044), (189, 11935280), (196, 11509020), (210, 10741752), (216, 10443370), (240, 9399033), (245, 9207216), (252, 8951460), (270, 8354696), (280, 8056314), (294, 7672680), (315, 7161168), (336, 6713595), (360, 6266022), (378, 5967640), (392, 5754510), (420, 5370876), (432, 5221685), (441, 5115120), (490, 4603608), (504, 4475730), (540, 4177348), (560, 4028157), (588, 3836340), (630, 3580584), (720, 3133011), (735, 3069072), (756, 2983820), (784, 2877255), (840, 2685438), (882, 2557560), (945, 2387056), (980, 2301804), (1008, 2237865), (1080, 2088674), (1176, 1918170), (1260, 1790292), (1323, 1705040), (1470, 1534536), (1512, 1491910), (1680, 1342719), (1764, 1278780), (1890, 1193528), (1960, 1150902), (2160, 1044337), (2205, 1023024), (2352, 959085), (2520, 895146), (2646, 852520), (2940, 767268), (3024, 745955), (3528, 639390), (3780, 596764), (3920, 575451), (4410, 511512), (5040, 447573), (5292, 426260), (5880, 383634), (6615, 341008), (7056, 319695), (7560, 298382), (8820, 255756), (10584, 213130), (11760, 191817), (13230, 170504), (15120, 149191), (17640, 127878), (21168, 106565), (21313, 105840), (26460, 85252), (35280, 63939), (42626, 52920)]