171995936

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 432407808

約数和(自身を除く): 260411872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 47, 56, 62, 68, 94, 112, 119, 124, 136, 188, 217, 224, 238, 248, 272, 329, 376, 434, 476, 496, 527, 544, 658, 752, 799, 868, 952, 961, 992, 1054, 1316, 1457, 1504, 1598, 1736, 1904, 1922, 2108, 2632, 2914, 3196, 3472, 3689, 3808, 3844, 4216, 5264, 5593, 5828, 6392, 6727, 6944, 7378, 7688, 8432, 10199, 10528, 11186, 11656, 12784, 13454, 14756, 15376, 16337, 16864, 20398, 22372, 23312, 24769, 25568, 26908, 29512, 30752, 32674, 40796, 44744, 45167, 46624, 49538, 53816, 59024, 65348, 81592, 89488, 90334, 99076, 107632, 114359, 118048, 130696, 163184, 173383, 178976, 180668, 198152, 215264, 228718, 261392, 316169, 326368, 346766, 361336, 396304, 457436, 522784, 632338, 693532, 722672, 767839, 792608, 914872, 1264676, 1387064, 1445344, 1535678, 1829744, 2529352, 2774128, 3071356, 3659488, 5058704, 5374873, 5548256, 6142712, 10117408, 10749746, 12285424, 21499492, 24570848, 42998984, 85997968, 171995936]

約数ペア:

[(1, 171995936), (2, 85997968), (4, 42998984), (7, 24570848), (8, 21499492), (14, 12285424), (16, 10749746), (17, 10117408), (28, 6142712), (31, 5548256), (32, 5374873), (34, 5058704), (47, 3659488), (56, 3071356), (62, 2774128), (68, 2529352), (94, 1829744), (112, 1535678), (119, 1445344), (124, 1387064), (136, 1264676), (188, 914872), (217, 792608), (224, 767839), (238, 722672), (248, 693532), (272, 632338), (329, 522784), (376, 457436), (434, 396304), (476, 361336), (496, 346766), (527, 326368), (544, 316169), (658, 261392), (752, 228718), (799, 215264), (868, 198152), (952, 180668), (961, 178976), (992, 173383), (1054, 163184), (1316, 130696), (1457, 118048), (1504, 114359), (1598, 107632), (1736, 99076), (1904, 90334), (1922, 89488), (2108, 81592), (2632, 65348), (2914, 59024), (3196, 53816), (3472, 49538), (3689, 46624), (3808, 45167), (3844, 44744), (4216, 40796), (5264, 32674), (5593, 30752), (5828, 29512), (6392, 26908), (6727, 25568), (6944, 24769), (7378, 23312), (7688, 22372), (8432, 20398), (10199, 16864), (10528, 16337), (11186, 15376), (11656, 14756), (12784, 13454)]