253111936

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 128

約数和(自身を含む): 640494720

約数和(自身を除く): 387382784

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 61, 64, 77, 88, 112, 122, 128, 154, 176, 224, 244, 308, 352, 421, 427, 448, 488, 616, 671, 704, 842, 854, 896, 976, 1232, 1342, 1408, 1684, 1708, 1952, 2464, 2684, 2947, 3368, 3416, 3904, 4631, 4697, 4928, 5368, 5894, 6736, 6832, 7808, 9262, 9394, 9856, 10736, 11788, 13472, 13664, 18524, 18788, 21472, 23576, 25681, 26944, 27328, 32417, 37048, 37576, 42944, 47152, 51362, 53888, 54656, 64834, 74096, 75152, 85888, 94304, 102724, 129668, 148192, 150304, 179767, 188608, 205448, 259336, 282491, 296384, 300608, 359534, 377216, 410896, 518672, 564982, 592768, 601216, 719068, 821792, 1037344, 1129964, 1438136, 1643584, 1977437, 2074688, 2259928, 2876272, 3287168, 3954874, 4149376, 4519856, 5752544, 7909748, 9039712, 11505088, 15819496, 18079424, 23010176, 31638992, 36158848, 63277984, 126555968, 253111936]

約数ペア:

[(1, 253111936), (2, 126555968), (4, 63277984), (7, 36158848), (8, 31638992), (11, 23010176), (14, 18079424), (16, 15819496), (22, 11505088), (28, 9039712), (32, 7909748), (44, 5752544), (56, 4519856), (61, 4149376), (64, 3954874), (77, 3287168), (88, 2876272), (112, 2259928), (122, 2074688), (128, 1977437), (154, 1643584), (176, 1438136), (224, 1129964), (244, 1037344), (308, 821792), (352, 719068), (421, 601216), (427, 592768), (448, 564982), (488, 518672), (616, 410896), (671, 377216), (704, 359534), (842, 300608), (854, 296384), (896, 282491), (976, 259336), (1232, 205448), (1342, 188608), (1408, 179767), (1684, 150304), (1708, 148192), (1952, 129668), (2464, 102724), (2684, 94304), (2947, 85888), (3368, 75152), (3416, 74096), (3904, 64834), (4631, 54656), (4697, 53888), (4928, 51362), (5368, 47152), (5894, 42944), (6736, 37576), (6832, 37048), (7808, 32417), (9262, 27328), (9394, 26944), (9856, 25681), (10736, 23576), (11788, 21472), (13472, 18788), (13664, 18524)]