259177856

素因数分解:

$2^7\times 7^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 635063220

約数和(自身を除く): 375885364

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 43, 49, 56, 62, 64, 86, 98, 112, 124, 128, 172, 196, 217, 224, 248, 301, 344, 392, 434, 448, 496, 602, 688, 784, 868, 896, 961, 992, 1204, 1333, 1376, 1519, 1568, 1736, 1922, 1984, 2107, 2408, 2666, 2752, 3038, 3136, 3472, 3844, 3968, 4214, 4816, 5332, 5504, 6076, 6272, 6727, 6944, 7688, 8428, 9331, 9632, 10664, 12152, 13454, 13888, 15376, 16856, 18662, 19264, 21328, 24304, 26908, 27776, 30752, 33712, 37324, 38528, 41323, 42656, 47089, 48608, 53816, 61504, 65317, 67424, 74648, 82646, 85312, 94178, 97216, 107632, 123008, 130634, 134848, 149296, 165292, 170624, 188356, 194432, 215264, 261268, 269696, 289261, 298592, 330584, 376712, 430528, 522536, 578522, 597184, 661168, 753424, 861056, 1045072, 1157044, 1194368, 1322336, 1506848, 2024827, 2090144, 2314088, 2644672, 3013696, 4049654, 4180288, 4628176, 5289344, 6027392, 8099308, 8360576, 9256352, 16198616, 18512704, 32397232, 37025408, 64794464, 129588928, 259177856]

約数ペア:

[(1, 259177856), (2, 129588928), (4, 64794464), (7, 37025408), (8, 32397232), (14, 18512704), (16, 16198616), (28, 9256352), (31, 8360576), (32, 8099308), (43, 6027392), (49, 5289344), (56, 4628176), (62, 4180288), (64, 4049654), (86, 3013696), (98, 2644672), (112, 2314088), (124, 2090144), (128, 2024827), (172, 1506848), (196, 1322336), (217, 1194368), (224, 1157044), (248, 1045072), (301, 861056), (344, 753424), (392, 661168), (434, 597184), (448, 578522), (496, 522536), (602, 430528), (688, 376712), (784, 330584), (868, 298592), (896, 289261), (961, 269696), (992, 261268), (1204, 215264), (1333, 194432), (1376, 188356), (1519, 170624), (1568, 165292), (1736, 149296), (1922, 134848), (1984, 130634), (2107, 123008), (2408, 107632), (2666, 97216), (2752, 94178), (3038, 85312), (3136, 82646), (3472, 74648), (3844, 67424), (3968, 65317), (4214, 61504), (4816, 53816), (5332, 48608), (5504, 47089), (6076, 42656), (6272, 41323), (6727, 38528), (6944, 37324), (7688, 33712), (8428, 30752), (9331, 27776), (9632, 26908), (10664, 24304), (12152, 21328), (13454, 19264), (13888, 18662), (15376, 16856)]