221323136

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 485993280

約数和(自身を除く): 264670144

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 193, 248, 272, 289, 386, 496, 527, 544, 578, 772, 992, 1054, 1088, 1156, 1544, 1984, 2108, 2176, 2312, 3088, 3281, 3968, 4216, 4624, 5983, 6176, 6562, 8432, 8959, 9248, 11966, 12352, 13124, 16864, 17918, 18496, 23932, 24704, 26248, 33728, 35836, 36992, 47864, 52496, 55777, 67456, 71672, 95728, 101711, 104992, 111554, 143344, 191456, 203422, 209984, 223108, 286688, 382912, 406844, 419968, 446216, 573376, 765824, 813688, 892432, 1146752, 1627376, 1729087, 1784864, 3254752, 3458174, 3569728, 6509504, 6916348, 7139456, 13019008, 13832696, 27665392, 55330784, 110661568, 221323136]

約数ペア:

[(1, 221323136), (2, 110661568), (4, 55330784), (8, 27665392), (16, 13832696), (17, 13019008), (31, 7139456), (32, 6916348), (34, 6509504), (62, 3569728), (64, 3458174), (68, 3254752), (124, 1784864), (128, 1729087), (136, 1627376), (193, 1146752), (248, 892432), (272, 813688), (289, 765824), (386, 573376), (496, 446216), (527, 419968), (544, 406844), (578, 382912), (772, 286688), (992, 223108), (1054, 209984), (1088, 203422), (1156, 191456), (1544, 143344), (1984, 111554), (2108, 104992), (2176, 101711), (2312, 95728), (3088, 71672), (3281, 67456), (3968, 55777), (4216, 52496), (4624, 47864), (5983, 36992), (6176, 35836), (6562, 33728), (8432, 26248), (8959, 24704), (9248, 23932), (11966, 18496), (12352, 17918), (13124, 16864)]