128590976

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 276134400

約数和(自身を除く): 147543424

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 368, 496, 713, 736, 992, 1409, 1426, 1472, 1984, 2818, 2852, 2944, 3968, 5636, 5704, 11272, 11408, 22544, 22816, 32407, 43679, 45088, 45632, 64814, 87358, 90176, 91264, 129628, 174716, 180352, 259256, 349432, 518512, 698864, 1004617, 1037024, 1397728, 2009234, 2074048, 2795456, 4018468, 4148096, 5590912, 8036936, 16073872, 32147744, 64295488, 128590976]

約数ペア:

[(1, 128590976), (2, 64295488), (4, 32147744), (8, 16073872), (16, 8036936), (23, 5590912), (31, 4148096), (32, 4018468), (46, 2795456), (62, 2074048), (64, 2009234), (92, 1397728), (124, 1037024), (128, 1004617), (184, 698864), (248, 518512), (368, 349432), (496, 259256), (713, 180352), (736, 174716), (992, 129628), (1409, 91264), (1426, 90176), (1472, 87358), (1984, 64814), (2818, 45632), (2852, 45088), (2944, 43679), (3968, 32407), (5636, 22816), (5704, 22544), (11272, 11408)]