128430272

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3407}}^1$

素因数の和:3469

約数の個数: 56

約数和(自身を含む): 277002240

約数和(自身を除く): 148571968

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 3407, 4712, 6814, 9424, 13628, 18848, 27256, 37696, 54512, 64733, 105617, 109024, 129466, 211234, 218048, 258932, 422468, 517864, 844936, 1035728, 1689872, 2006723, 2071456, 3379744, 4013446, 4142912, 6759488, 8026892, 16053784, 32107568, 64215136, 128430272]

約数ペア:

[(1, 128430272), (2, 64215136), (4, 32107568), (8, 16053784), (16, 8026892), (19, 6759488), (31, 4142912), (32, 4013446), (38, 3379744), (62, 2071456), (64, 2006723), (76, 1689872), (124, 1035728), (152, 844936), (248, 517864), (304, 422468), (496, 258932), (589, 218048), (608, 211234), (992, 129466), (1178, 109024), (1216, 105617), (1984, 64733), (2356, 54512), (3407, 37696), (4712, 27256), (6814, 18848), (9424, 13628)]