221357448

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 192

約数和(自身を含む): 706305600

約数和(自身を除く): 484948152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 81, 104, 108, 114, 117, 152, 156, 162, 171, 216, 228, 234, 243, 247, 312, 324, 342, 351, 456, 461, 468, 486, 494, 513, 648, 684, 702, 741, 922, 936, 972, 988, 1026, 1053, 1368, 1383, 1404, 1482, 1539, 1844, 1944, 1976, 2052, 2106, 2223, 2766, 2808, 2964, 3078, 3159, 3688, 4104, 4149, 4212, 4446, 4617, 5532, 5928, 5993, 6156, 6318, 6669, 8298, 8424, 8759, 8892, 9234, 11064, 11986, 12312, 12447, 12636, 13338, 16596, 17518, 17784, 17979, 18468, 20007, 23972, 24894, 25272, 26277, 26676, 33192, 35036, 35958, 36936, 37341, 40014, 47944, 49788, 52554, 53352, 53937, 60021, 70072, 71916, 74682, 78831, 80028, 99576, 105108, 107874, 112023, 113867, 120042, 143832, 149364, 157662, 160056, 161811, 210216, 215748, 224046, 227734, 236493, 240084, 298728, 315324, 323622, 341601, 431496, 448092, 455468, 472986, 480168, 485433, 630648, 647244, 683202, 709479, 896184, 910936, 945972, 970866, 1024803, 1294488, 1366404, 1418958, 1456299, 1891944, 1941732, 2049606, 2128437, 2732808, 2837916, 2912598, 3074409, 3883464, 4099212, 4256874, 5675832, 5825196, 6148818, 8198424, 8513748, 9223227, 11650392, 12297636, 17027496, 18446454, 24595272, 27669681, 36892908, 55339362, 73785816, 110678724, 221357448]

約数ペア:

[(1, 221357448), (2, 110678724), (3, 73785816), (4, 55339362), (6, 36892908), (8, 27669681), (9, 24595272), (12, 18446454), (13, 17027496), (18, 12297636), (19, 11650392), (24, 9223227), (26, 8513748), (27, 8198424), (36, 6148818), (38, 5825196), (39, 5675832), (52, 4256874), (54, 4099212), (57, 3883464), (72, 3074409), (76, 2912598), (78, 2837916), (81, 2732808), (104, 2128437), (108, 2049606), (114, 1941732), (117, 1891944), (152, 1456299), (156, 1418958), (162, 1366404), (171, 1294488), (216, 1024803), (228, 970866), (234, 945972), (243, 910936), (247, 896184), (312, 709479), (324, 683202), (342, 647244), (351, 630648), (456, 485433), (461, 480168), (468, 472986), (486, 455468), (494, 448092), (513, 431496), (648, 341601), (684, 323622), (702, 315324), (741, 298728), (922, 240084), (936, 236493), (972, 227734), (988, 224046), (1026, 215748), (1053, 210216), (1368, 161811), (1383, 160056), (1404, 157662), (1482, 149364), (1539, 143832), (1844, 120042), (1944, 113867), (1976, 112023), (2052, 107874), (2106, 105108), (2223, 99576), (2766, 80028), (2808, 78831), (2964, 74682), (3078, 71916), (3159, 70072), (3688, 60021), (4104, 53937), (4149, 53352), (4212, 52554), (4446, 49788), (4617, 47944), (5532, 40014), (5928, 37341), (5993, 36936), (6156, 35958), (6318, 35036), (6669, 33192), (8298, 26676), (8424, 26277), (8759, 25272), (8892, 24894), (9234, 23972), (11064, 20007), (11986, 18468), (12312, 17979), (12447, 17784), (12636, 17518), (13338, 16596)]