218998488

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 609638400

約数和(自身を除く): 390639912

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 83, 87, 102, 116, 136, 166, 174, 204, 223, 232, 249, 332, 348, 408, 446, 493, 498, 664, 669, 696, 892, 986, 996, 1338, 1411, 1479, 1784, 1972, 1992, 2407, 2676, 2822, 2958, 3791, 3944, 4233, 4814, 5352, 5644, 5916, 6467, 7221, 7582, 8466, 9628, 11288, 11373, 11832, 12934, 14442, 15164, 16932, 18509, 19256, 19401, 22746, 25868, 28884, 30328, 33864, 37018, 38802, 40919, 45492, 51736, 55527, 57768, 74036, 77604, 81838, 90984, 109939, 111054, 122757, 148072, 155208, 163676, 219878, 222108, 245514, 314653, 327352, 329817, 439756, 444216, 491028, 536761, 629306, 659634, 879512, 943959, 982056, 1073522, 1258612, 1319268, 1610283, 1887918, 2147044, 2517224, 2638536, 3220566, 3775836, 4294088, 6441132, 7551672, 9124937, 12882264, 18249874, 27374811, 36499748, 54749622, 72999496, 109499244, 218998488]

約数ペア:

[(1, 218998488), (2, 109499244), (3, 72999496), (4, 54749622), (6, 36499748), (8, 27374811), (12, 18249874), (17, 12882264), (24, 9124937), (29, 7551672), (34, 6441132), (51, 4294088), (58, 3775836), (68, 3220566), (83, 2638536), (87, 2517224), (102, 2147044), (116, 1887918), (136, 1610283), (166, 1319268), (174, 1258612), (204, 1073522), (223, 982056), (232, 943959), (249, 879512), (332, 659634), (348, 629306), (408, 536761), (446, 491028), (493, 444216), (498, 439756), (664, 329817), (669, 327352), (696, 314653), (892, 245514), (986, 222108), (996, 219878), (1338, 163676), (1411, 155208), (1479, 148072), (1784, 122757), (1972, 111054), (1992, 109939), (2407, 90984), (2676, 81838), (2822, 77604), (2958, 74036), (3791, 57768), (3944, 55527), (4233, 51736), (4814, 45492), (5352, 40919), (5644, 38802), (5916, 37018), (6467, 33864), (7221, 30328), (7582, 28884), (8466, 25868), (9628, 22746), (11288, 19401), (11373, 19256), (11832, 18509), (12934, 16932), (14442, 15164)]