128847492

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 335043072

約数和(自身を除く): 206195580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 271, 281, 282, 423, 542, 562, 564, 813, 843, 846, 1084, 1124, 1626, 1686, 1692, 2439, 2529, 3252, 3372, 4878, 5058, 9756, 10116, 12737, 13207, 25474, 26414, 38211, 39621, 50948, 52828, 76151, 76422, 79242, 114633, 118863, 152302, 152844, 158484, 228453, 229266, 237726, 304604, 456906, 458532, 475452, 685359, 913812, 1370718, 2741436, 3579097, 7158194, 10737291, 14316388, 21474582, 32211873, 42949164, 64423746, 128847492]

約数ペア:

[(1, 128847492), (2, 64423746), (3, 42949164), (4, 32211873), (6, 21474582), (9, 14316388), (12, 10737291), (18, 7158194), (36, 3579097), (47, 2741436), (94, 1370718), (141, 913812), (188, 685359), (271, 475452), (281, 458532), (282, 456906), (423, 304604), (542, 237726), (562, 229266), (564, 228453), (813, 158484), (843, 152844), (846, 152302), (1084, 118863), (1124, 114633), (1626, 79242), (1686, 76422), (1692, 76151), (2439, 52828), (2529, 50948), (3252, 39621), (3372, 38211), (4878, 26414), (5058, 25474), (9756, 13207), (10116, 12737)]