412668256

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1045

約数の個数: 144

約数和(自身を含む): 1097929728

約数和(自身を除く): 685261472

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 208, 224, 286, 308, 338, 352, 364, 416, 572, 616, 676, 728, 991, 1001, 1144, 1183, 1232, 1352, 1456, 1859, 1982, 2002, 2288, 2366, 2464, 2704, 2912, 3718, 3964, 4004, 4576, 4732, 5408, 6937, 7436, 7928, 8008, 9464, 10901, 12883, 13013, 13874, 14872, 15856, 16016, 18928, 21802, 25766, 26026, 27748, 29744, 31712, 32032, 37856, 43604, 51532, 52052, 55496, 59488, 76307, 87208, 90181, 103064, 104104, 110992, 141713, 152614, 167479, 174416, 180362, 206128, 208208, 221984, 283426, 305228, 334958, 348832, 360724, 412256, 416416, 566852, 610456, 669916, 721448, 991991, 1133704, 1172353, 1220912, 1339832, 1442896, 1842269, 1983982, 2267408, 2344706, 2441824, 2679664, 2885792, 3684538, 3967964, 4534816, 4689412, 5359328, 7369076, 7935928, 9378824, 12895883, 14738152, 15871856, 18757648, 25791766, 29476304, 31743712, 37515296, 51583532, 58952608, 103167064, 206334128, 412668256]

約数ペア:

[(1, 412668256), (2, 206334128), (4, 103167064), (7, 58952608), (8, 51583532), (11, 37515296), (13, 31743712), (14, 29476304), (16, 25791766), (22, 18757648), (26, 15871856), (28, 14738152), (32, 12895883), (44, 9378824), (52, 7935928), (56, 7369076), (77, 5359328), (88, 4689412), (91, 4534816), (104, 3967964), (112, 3684538), (143, 2885792), (154, 2679664), (169, 2441824), (176, 2344706), (182, 2267408), (208, 1983982), (224, 1842269), (286, 1442896), (308, 1339832), (338, 1220912), (352, 1172353), (364, 1133704), (416, 991991), (572, 721448), (616, 669916), (676, 610456), (728, 566852), (991, 416416), (1001, 412256), (1144, 360724), (1183, 348832), (1232, 334958), (1352, 305228), (1456, 283426), (1859, 221984), (1982, 208208), (2002, 206128), (2288, 180362), (2366, 174416), (2464, 167479), (2704, 152614), (2912, 141713), (3718, 110992), (3964, 104104), (4004, 103064), (4576, 90181), (4732, 87208), (5408, 76307), (6937, 59488), (7436, 55496), (7928, 52052), (8008, 51532), (9464, 43604), (10901, 37856), (12883, 32032), (13013, 31712), (13874, 29744), (14872, 27748), (15856, 26026), (16016, 25766), (18928, 21802)]