221399024

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:116

約数の個数: 180

約数和(自身を含む): 589556016

約数和(自身を除く): 368156992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 88, 112, 119, 121, 124, 136, 154, 176, 187, 217, 238, 242, 248, 272, 308, 341, 374, 434, 476, 484, 496, 527, 616, 682, 748, 847, 868, 952, 961, 968, 1054, 1232, 1309, 1364, 1496, 1694, 1736, 1904, 1922, 1936, 2057, 2108, 2387, 2618, 2728, 2992, 3388, 3472, 3689, 3751, 3844, 4114, 4216, 4774, 5236, 5456, 5797, 6727, 6776, 7378, 7502, 7688, 8228, 8432, 9548, 10472, 10571, 11594, 13454, 13552, 14399, 14756, 15004, 15376, 16337, 16456, 19096, 20944, 21142, 23188, 26257, 26908, 28798, 29512, 30008, 32674, 32912, 38192, 40579, 42284, 46376, 52514, 53816, 57596, 59024, 60016, 63767, 65348, 73997, 81158, 84568, 92752, 105028, 107632, 114359, 115192, 116281, 127534, 130696, 147994, 162316, 169136, 179707, 210056, 228718, 230384, 232562, 255068, 261392, 295988, 324632, 359414, 420112, 446369, 457436, 465124, 510136, 591976, 649264, 718828, 813967, 892738, 914872, 930248, 1020272, 1183952, 1257949, 1437656, 1627934, 1785476, 1829744, 1860496, 1976777, 2515898, 2875312, 3255868, 3570952, 3953554, 5031796, 6511736, 7141904, 7907108, 10063592, 13023472, 13837439, 15814216, 20127184, 27674878, 31628432, 55349756, 110699512, 221399024]

約数ペア:

[(1, 221399024), (2, 110699512), (4, 55349756), (7, 31628432), (8, 27674878), (11, 20127184), (14, 15814216), (16, 13837439), (17, 13023472), (22, 10063592), (28, 7907108), (31, 7141904), (34, 6511736), (44, 5031796), (56, 3953554), (62, 3570952), (68, 3255868), (77, 2875312), (88, 2515898), (112, 1976777), (119, 1860496), (121, 1829744), (124, 1785476), (136, 1627934), (154, 1437656), (176, 1257949), (187, 1183952), (217, 1020272), (238, 930248), (242, 914872), (248, 892738), (272, 813967), (308, 718828), (341, 649264), (374, 591976), (434, 510136), (476, 465124), (484, 457436), (496, 446369), (527, 420112), (616, 359414), (682, 324632), (748, 295988), (847, 261392), (868, 255068), (952, 232562), (961, 230384), (968, 228718), (1054, 210056), (1232, 179707), (1309, 169136), (1364, 162316), (1496, 147994), (1694, 130696), (1736, 127534), (1904, 116281), (1922, 115192), (1936, 114359), (2057, 107632), (2108, 105028), (2387, 92752), (2618, 84568), (2728, 81158), (2992, 73997), (3388, 65348), (3472, 63767), (3689, 60016), (3751, 59024), (3844, 57596), (4114, 53816), (4216, 52514), (4774, 46376), (5236, 42284), (5456, 40579), (5797, 38192), (6727, 32912), (6776, 32674), (7378, 30008), (7502, 29512), (7688, 28798), (8228, 26908), (8432, 26257), (9548, 23188), (10472, 21142), (10571, 20944), (11594, 19096), (13454, 16456), (13552, 16337), (14399, 15376), (14756, 15004)]