161385216

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 466228224

約数和(自身を除く): 304843008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 47, 48, 51, 64, 68, 94, 96, 102, 128, 136, 141, 188, 192, 204, 256, 263, 272, 282, 376, 384, 408, 526, 544, 564, 752, 768, 789, 799, 816, 1052, 1088, 1128, 1504, 1578, 1598, 1632, 2104, 2176, 2256, 2397, 3008, 3156, 3196, 3264, 4208, 4352, 4471, 4512, 4794, 6016, 6312, 6392, 6528, 8416, 8942, 9024, 9588, 12032, 12361, 12624, 12784, 13056, 13413, 16832, 17884, 18048, 19176, 24722, 25248, 25568, 26826, 33664, 35768, 36096, 37083, 38352, 49444, 50496, 51136, 53652, 67328, 71536, 74166, 76704, 98888, 100992, 102272, 107304, 143072, 148332, 153408, 197776, 201984, 204544, 210137, 214608, 286144, 296664, 306816, 395552, 420274, 429216, 572288, 593328, 613632, 630411, 791104, 840548, 858432, 1144576, 1186656, 1260822, 1582208, 1681096, 1716864, 2373312, 2521644, 3164416, 3362192, 3433728, 4746624, 5043288, 6724384, 9493248, 10086576, 13448768, 20173152, 26897536, 40346304, 53795072, 80692608, 161385216]

約数ペア:

[(1, 161385216), (2, 80692608), (3, 53795072), (4, 40346304), (6, 26897536), (8, 20173152), (12, 13448768), (16, 10086576), (17, 9493248), (24, 6724384), (32, 5043288), (34, 4746624), (47, 3433728), (48, 3362192), (51, 3164416), (64, 2521644), (68, 2373312), (94, 1716864), (96, 1681096), (102, 1582208), (128, 1260822), (136, 1186656), (141, 1144576), (188, 858432), (192, 840548), (204, 791104), (256, 630411), (263, 613632), (272, 593328), (282, 572288), (376, 429216), (384, 420274), (408, 395552), (526, 306816), (544, 296664), (564, 286144), (752, 214608), (768, 210137), (789, 204544), (799, 201984), (816, 197776), (1052, 153408), (1088, 148332), (1128, 143072), (1504, 107304), (1578, 102272), (1598, 100992), (1632, 98888), (2104, 76704), (2176, 74166), (2256, 71536), (2397, 67328), (3008, 53652), (3156, 51136), (3196, 50496), (3264, 49444), (4208, 38352), (4352, 37083), (4471, 36096), (4512, 35768), (4794, 33664), (6016, 26826), (6312, 25568), (6392, 25248), (6528, 24722), (8416, 19176), (8942, 18048), (9024, 17884), (9588, 16832), (12032, 13413), (12361, 13056), (12624, 12784)]