661179904

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 160

約数和(自身を含む): 1703319552

約数和(自身を除く): 1042139648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 256, 308, 341, 352, 434, 448, 496, 512, 541, 616, 682, 704, 868, 896, 992, 1082, 1232, 1364, 1408, 1736, 1792, 1984, 2164, 2387, 2464, 2728, 2816, 3472, 3584, 3787, 3968, 4328, 4774, 4928, 5456, 5632, 5951, 6944, 7574, 7936, 8656, 9548, 9856, 10912, 11902, 13888, 15148, 15872, 16771, 17312, 19096, 19712, 21824, 23804, 27776, 30296, 33542, 34624, 38192, 39424, 41657, 43648, 47608, 55552, 60592, 67084, 69248, 76384, 83314, 87296, 95216, 111104, 117397, 121184, 134168, 138496, 152768, 166628, 174592, 184481, 190432, 234794, 242368, 268336, 276992, 305536, 333256, 368962, 380864, 469588, 484736, 536672, 611072, 666512, 737924, 761728, 939176, 969472, 1073344, 1222144, 1291367, 1333024, 1475848, 1523456, 1878352, 1938944, 2146688, 2582734, 2666048, 2951696, 3046912, 3756704, 4293376, 5165468, 5332096, 5903392, 7513408, 8586752, 10330936, 10664192, 11806784, 15026816, 20661872, 21328384, 23613568, 30053632, 41323744, 47227136, 60107264, 82647488, 94454272, 165294976, 330589952, 661179904]

約数ペア:

[(1, 661179904), (2, 330589952), (4, 165294976), (7, 94454272), (8, 82647488), (11, 60107264), (14, 47227136), (16, 41323744), (22, 30053632), (28, 23613568), (31, 21328384), (32, 20661872), (44, 15026816), (56, 11806784), (62, 10664192), (64, 10330936), (77, 8586752), (88, 7513408), (112, 5903392), (124, 5332096), (128, 5165468), (154, 4293376), (176, 3756704), (217, 3046912), (224, 2951696), (248, 2666048), (256, 2582734), (308, 2146688), (341, 1938944), (352, 1878352), (434, 1523456), (448, 1475848), (496, 1333024), (512, 1291367), (541, 1222144), (616, 1073344), (682, 969472), (704, 939176), (868, 761728), (896, 737924), (992, 666512), (1082, 611072), (1232, 536672), (1364, 484736), (1408, 469588), (1736, 380864), (1792, 368962), (1984, 333256), (2164, 305536), (2387, 276992), (2464, 268336), (2728, 242368), (2816, 234794), (3472, 190432), (3584, 184481), (3787, 174592), (3968, 166628), (4328, 152768), (4774, 138496), (4928, 134168), (5456, 121184), (5632, 117397), (5951, 111104), (6944, 95216), (7574, 87296), (7936, 83314), (8656, 76384), (9548, 69248), (9856, 67084), (10912, 60592), (11902, 55552), (13888, 47608), (15148, 43648), (15872, 41657), (16771, 39424), (17312, 38192), (19096, 34624), (19712, 33542), (21824, 30296), (23804, 27776)]