210287896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 533836800

約数和(自身を除く): 323548904

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 23, 26, 28, 38, 46, 52, 56, 76, 91, 92, 104, 133, 152, 161, 182, 184, 247, 266, 299, 322, 364, 437, 494, 532, 598, 644, 661, 728, 874, 988, 1064, 1196, 1288, 1322, 1729, 1748, 1976, 2093, 2392, 2644, 3059, 3458, 3496, 4186, 4627, 5288, 5681, 6118, 6916, 8372, 8593, 9254, 11362, 12236, 12559, 13832, 15203, 16744, 17186, 18508, 22724, 24472, 25118, 30406, 34372, 37016, 39767, 45448, 50236, 60151, 60812, 68744, 79534, 87913, 100472, 106421, 120302, 121624, 159068, 163267, 175826, 197639, 212842, 240604, 288857, 318136, 326534, 351652, 395278, 425684, 481208, 577714, 653068, 703304, 790556, 851368, 1142869, 1155428, 1306136, 1383473, 1581112, 2021999, 2285738, 2310856, 2766946, 3755141, 4043998, 4571476, 5533892, 7510282, 8087996, 9142952, 11067784, 15020564, 16175992, 26285987, 30041128, 52571974, 105143948, 210287896]

約数ペア:

[(1, 210287896), (2, 105143948), (4, 52571974), (7, 30041128), (8, 26285987), (13, 16175992), (14, 15020564), (19, 11067784), (23, 9142952), (26, 8087996), (28, 7510282), (38, 5533892), (46, 4571476), (52, 4043998), (56, 3755141), (76, 2766946), (91, 2310856), (92, 2285738), (104, 2021999), (133, 1581112), (152, 1383473), (161, 1306136), (182, 1155428), (184, 1142869), (247, 851368), (266, 790556), (299, 703304), (322, 653068), (364, 577714), (437, 481208), (494, 425684), (532, 395278), (598, 351652), (644, 326534), (661, 318136), (728, 288857), (874, 240604), (988, 212842), (1064, 197639), (1196, 175826), (1288, 163267), (1322, 159068), (1729, 121624), (1748, 120302), (1976, 106421), (2093, 100472), (2392, 87913), (2644, 79534), (3059, 68744), (3458, 60812), (3496, 60151), (4186, 50236), (4627, 45448), (5288, 39767), (5681, 37016), (6118, 34372), (6916, 30406), (8372, 25118), (8593, 24472), (9254, 22724), (11362, 18508), (12236, 17186), (12559, 16744), (13832, 15203)]