247123072

素因数分解:

$2^7\times 7^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 606196710

約数和(自身を除く): 359073638

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 49, 56, 62, 64, 82, 98, 112, 124, 128, 164, 196, 217, 224, 248, 287, 328, 392, 434, 448, 496, 574, 656, 784, 868, 896, 961, 992, 1148, 1271, 1312, 1519, 1568, 1736, 1922, 1984, 2009, 2296, 2542, 2624, 3038, 3136, 3472, 3844, 3968, 4018, 4592, 5084, 5248, 6076, 6272, 6727, 6944, 7688, 8036, 8897, 9184, 10168, 12152, 13454, 13888, 15376, 16072, 17794, 18368, 20336, 24304, 26908, 27776, 30752, 32144, 35588, 36736, 39401, 40672, 47089, 48608, 53816, 61504, 62279, 64288, 71176, 78802, 81344, 94178, 97216, 107632, 123008, 124558, 128576, 142352, 157604, 162688, 188356, 194432, 215264, 249116, 257152, 275807, 284704, 315208, 376712, 430528, 498232, 551614, 569408, 630416, 753424, 861056, 996464, 1103228, 1138816, 1260832, 1506848, 1930649, 1992928, 2206456, 2521664, 3013696, 3861298, 3985856, 4412912, 5043328, 6027392, 7722596, 7971712, 8825824, 15445192, 17651648, 30890384, 35303296, 61780768, 123561536, 247123072]

約数ペア:

[(1, 247123072), (2, 123561536), (4, 61780768), (7, 35303296), (8, 30890384), (14, 17651648), (16, 15445192), (28, 8825824), (31, 7971712), (32, 7722596), (41, 6027392), (49, 5043328), (56, 4412912), (62, 3985856), (64, 3861298), (82, 3013696), (98, 2521664), (112, 2206456), (124, 1992928), (128, 1930649), (164, 1506848), (196, 1260832), (217, 1138816), (224, 1103228), (248, 996464), (287, 861056), (328, 753424), (392, 630416), (434, 569408), (448, 551614), (496, 498232), (574, 430528), (656, 376712), (784, 315208), (868, 284704), (896, 275807), (961, 257152), (992, 249116), (1148, 215264), (1271, 194432), (1312, 188356), (1519, 162688), (1568, 157604), (1736, 142352), (1922, 128576), (1984, 124558), (2009, 123008), (2296, 107632), (2542, 97216), (2624, 94178), (3038, 81344), (3136, 78802), (3472, 71176), (3844, 64288), (3968, 62279), (4018, 61504), (4592, 53816), (5084, 48608), (5248, 47089), (6076, 40672), (6272, 39401), (6727, 36736), (6944, 35588), (7688, 32144), (8036, 30752), (8897, 27776), (9184, 26908), (10168, 24304), (12152, 20336), (13454, 18368), (13888, 17794), (15376, 16072)]