138539744

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 327462912

約数和(自身を除く): 188923168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 71, 112, 124, 142, 217, 224, 248, 281, 284, 434, 496, 497, 562, 568, 868, 992, 994, 1124, 1136, 1736, 1967, 1988, 2201, 2248, 2272, 3472, 3934, 3976, 4402, 4496, 6944, 7868, 7952, 8711, 8804, 8992, 15407, 15736, 15904, 17422, 17608, 19951, 30814, 31472, 34844, 35216, 39902, 60977, 61628, 62944, 69688, 70432, 79804, 121954, 123256, 139376, 139657, 159608, 243908, 246512, 278752, 279314, 319216, 487816, 493024, 558628, 618481, 638432, 975632, 1117256, 1236962, 1951264, 2234512, 2473924, 4329367, 4469024, 4947848, 8658734, 9895696, 17317468, 19791392, 34634936, 69269872, 138539744]

約数ペア:

[(1, 138539744), (2, 69269872), (4, 34634936), (7, 19791392), (8, 17317468), (14, 9895696), (16, 8658734), (28, 4947848), (31, 4469024), (32, 4329367), (56, 2473924), (62, 2234512), (71, 1951264), (112, 1236962), (124, 1117256), (142, 975632), (217, 638432), (224, 618481), (248, 558628), (281, 493024), (284, 487816), (434, 319216), (496, 279314), (497, 278752), (562, 246512), (568, 243908), (868, 159608), (992, 139657), (994, 139376), (1124, 123256), (1136, 121954), (1736, 79804), (1967, 70432), (1988, 69688), (2201, 62944), (2248, 61628), (2272, 60977), (3472, 39902), (3934, 35216), (3976, 34844), (4402, 31472), (4496, 30814), (6944, 19951), (7868, 17608), (7952, 17422), (8711, 15904), (8804, 15736), (8992, 15407)]