218730512

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1997

約数の個数: 120

約数和(自身を含む): 579462912

約数和(自身を除く): 360732400

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 286, 308, 364, 392, 539, 572, 616, 637, 728, 784, 1001, 1078, 1144, 1232, 1274, 1456, 1951, 2002, 2156, 2288, 2548, 3902, 4004, 4312, 5096, 7007, 7804, 8008, 8624, 10192, 13657, 14014, 15608, 16016, 21461, 25363, 27314, 28028, 31216, 42922, 50726, 54628, 56056, 85844, 95599, 101452, 109256, 112112, 150227, 171688, 177541, 191198, 202904, 218512, 278993, 300454, 343376, 355082, 382396, 405808, 557986, 600908, 710164, 764792, 1051589, 1115972, 1201816, 1242787, 1420328, 1529584, 1952951, 2103178, 2231944, 2403632, 2485574, 2840656, 3905902, 4206356, 4463888, 4971148, 7811804, 8412712, 9942296, 13670657, 15623608, 16825424, 19884592, 27341314, 31247216, 54682628, 109365256, 218730512]

約数ペア:

[(1, 218730512), (2, 109365256), (4, 54682628), (7, 31247216), (8, 27341314), (11, 19884592), (13, 16825424), (14, 15623608), (16, 13670657), (22, 9942296), (26, 8412712), (28, 7811804), (44, 4971148), (49, 4463888), (52, 4206356), (56, 3905902), (77, 2840656), (88, 2485574), (91, 2403632), (98, 2231944), (104, 2103178), (112, 1952951), (143, 1529584), (154, 1420328), (176, 1242787), (182, 1201816), (196, 1115972), (208, 1051589), (286, 764792), (308, 710164), (364, 600908), (392, 557986), (539, 405808), (572, 382396), (616, 355082), (637, 343376), (728, 300454), (784, 278993), (1001, 218512), (1078, 202904), (1144, 191198), (1232, 177541), (1274, 171688), (1456, 150227), (1951, 112112), (2002, 109256), (2156, 101452), (2288, 95599), (2548, 85844), (3902, 56056), (4004, 54628), (4312, 50726), (5096, 42922), (7007, 31216), (7804, 28028), (8008, 27314), (8624, 25363), (10192, 21461), (13657, 16016), (14014, 15608)]