221773552

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 588962304

約数和(自身を除く): 367188752

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 61, 77, 88, 91, 104, 112, 122, 143, 154, 176, 182, 208, 227, 244, 286, 308, 364, 427, 454, 488, 572, 616, 671, 728, 793, 854, 908, 976, 1001, 1144, 1232, 1342, 1456, 1586, 1589, 1708, 1816, 2002, 2288, 2497, 2684, 2951, 3172, 3178, 3416, 3632, 4004, 4697, 4994, 5368, 5551, 5902, 6344, 6356, 6832, 8008, 8723, 9394, 9988, 10736, 11102, 11804, 12688, 12712, 13847, 16016, 17446, 17479, 18788, 19976, 20657, 22204, 23608, 25424, 27694, 32461, 34892, 34958, 37576, 39952, 41314, 44408, 47216, 55388, 61061, 64922, 69784, 69916, 75152, 82628, 88816, 96929, 110776, 122122, 129844, 139568, 139832, 152317, 165256, 180011, 193858, 221552, 227227, 244244, 259688, 279664, 304634, 330512, 360022, 387716, 454454, 488488, 519376, 609268, 720044, 775432, 908908, 976976, 1066219, 1218536, 1260077, 1440088, 1550864, 1817816, 1980121, 2132438, 2437072, 2520154, 2880176, 3635632, 3960242, 4264876, 5040308, 7920484, 8529752, 10080616, 13860847, 15840968, 17059504, 20161232, 27721694, 31681936, 55443388, 110886776, 221773552]

約数ペア:

[(1, 221773552), (2, 110886776), (4, 55443388), (7, 31681936), (8, 27721694), (11, 20161232), (13, 17059504), (14, 15840968), (16, 13860847), (22, 10080616), (26, 8529752), (28, 7920484), (44, 5040308), (52, 4264876), (56, 3960242), (61, 3635632), (77, 2880176), (88, 2520154), (91, 2437072), (104, 2132438), (112, 1980121), (122, 1817816), (143, 1550864), (154, 1440088), (176, 1260077), (182, 1218536), (208, 1066219), (227, 976976), (244, 908908), (286, 775432), (308, 720044), (364, 609268), (427, 519376), (454, 488488), (488, 454454), (572, 387716), (616, 360022), (671, 330512), (728, 304634), (793, 279664), (854, 259688), (908, 244244), (976, 227227), (1001, 221552), (1144, 193858), (1232, 180011), (1342, 165256), (1456, 152317), (1586, 139832), (1589, 139568), (1708, 129844), (1816, 122122), (2002, 110776), (2288, 96929), (2497, 88816), (2684, 82628), (2951, 75152), (3172, 69916), (3178, 69784), (3416, 64922), (3632, 61061), (4004, 55388), (4697, 47216), (4994, 44408), (5368, 41314), (5551, 39952), (5902, 37576), (6344, 34958), (6356, 34892), (6832, 32461), (8008, 27694), (8723, 25424), (9394, 23608), (9988, 22204), (10736, 20657), (11102, 19976), (11804, 18788), (12688, 17479), (12712, 17446), (13847, 16016)]