261710848

素因数分解:

$2^{10}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 88

約数和(自身を含む): 619012800

約数和(自身を除く): 357301952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 512, 812, 896, 928, 1024, 1259, 1624, 1792, 1856, 2518, 3248, 3584, 3712, 5036, 6496, 7168, 7424, 8813, 10072, 12992, 14848, 17626, 20144, 25984, 29696, 35252, 36511, 40288, 51968, 70504, 73022, 80576, 103936, 141008, 146044, 161152, 207872, 255577, 282016, 292088, 322304, 511154, 564032, 584176, 644608, 1022308, 1128064, 1168352, 1289216, 2044616, 2256128, 2336704, 4089232, 4512256, 4673408, 8178464, 9024512, 9346816, 16356928, 18693632, 32713856, 37387264, 65427712, 130855424, 261710848]

約数ペア:

[(1, 261710848), (2, 130855424), (4, 65427712), (7, 37387264), (8, 32713856), (14, 18693632), (16, 16356928), (28, 9346816), (29, 9024512), (32, 8178464), (56, 4673408), (58, 4512256), (64, 4089232), (112, 2336704), (116, 2256128), (128, 2044616), (203, 1289216), (224, 1168352), (232, 1128064), (256, 1022308), (406, 644608), (448, 584176), (464, 564032), (512, 511154), (812, 322304), (896, 292088), (928, 282016), (1024, 255577), (1259, 207872), (1624, 161152), (1792, 146044), (1856, 141008), (2518, 103936), (3248, 80576), (3584, 73022), (3712, 70504), (5036, 51968), (6496, 40288), (7168, 36511), (7424, 35252), (8813, 29696), (10072, 25984), (12992, 20144), (14848, 17626)]