218268736

素因数分解:

$2^6\times 7^3\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 112

約数和(自身を含む): 516534400

約数和(自身を除く): 298265664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 98, 112, 122, 163, 196, 224, 244, 326, 343, 392, 427, 448, 488, 652, 686, 784, 854, 976, 1141, 1304, 1372, 1568, 1708, 1952, 2282, 2608, 2744, 2989, 3136, 3416, 3904, 4564, 5216, 5488, 5978, 6832, 7987, 9128, 9943, 10432, 10976, 11956, 13664, 15974, 18256, 19886, 20923, 21952, 23912, 27328, 31948, 36512, 39772, 41846, 47824, 55909, 63896, 69601, 73024, 79544, 83692, 95648, 111818, 127792, 139202, 159088, 167384, 191296, 223636, 255584, 278404, 318176, 334768, 447272, 487207, 511168, 556808, 636352, 669536, 894544, 974414, 1113616, 1339072, 1789088, 1948828, 2227232, 3410449, 3578176, 3897656, 4454464, 6820898, 7795312, 13641796, 15590624, 27283592, 31181248, 54567184, 109134368, 218268736]

約数ペア:

[(1, 218268736), (2, 109134368), (4, 54567184), (7, 31181248), (8, 27283592), (14, 15590624), (16, 13641796), (28, 7795312), (32, 6820898), (49, 4454464), (56, 3897656), (61, 3578176), (64, 3410449), (98, 2227232), (112, 1948828), (122, 1789088), (163, 1339072), (196, 1113616), (224, 974414), (244, 894544), (326, 669536), (343, 636352), (392, 556808), (427, 511168), (448, 487207), (488, 447272), (652, 334768), (686, 318176), (784, 278404), (854, 255584), (976, 223636), (1141, 191296), (1304, 167384), (1372, 159088), (1568, 139202), (1708, 127792), (1952, 111818), (2282, 95648), (2608, 83692), (2744, 79544), (2989, 73024), (3136, 69601), (3416, 63896), (3904, 55909), (4564, 47824), (5216, 41846), (5488, 39772), (5978, 36512), (6832, 31948), (7987, 27328), (9128, 23912), (9943, 21952), (10432, 20923), (10976, 19886), (11956, 18256), (13664, 15974)]