163679488

素因数分解:

$2^8\times 7^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 375932480

約数和(自身を除く): 212252992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 241, 256, 379, 448, 482, 758, 896, 964, 1516, 1687, 1792, 1928, 2653, 3032, 3374, 3856, 5306, 6064, 6748, 7712, 10612, 12128, 13496, 15424, 21224, 24256, 26992, 30848, 42448, 48512, 53984, 61696, 84896, 91339, 97024, 107968, 169792, 182678, 215936, 339584, 365356, 431872, 639373, 679168, 730712, 1278746, 1461424, 2557492, 2922848, 5114984, 5845696, 10229968, 11691392, 20459936, 23382784, 40919872, 81839744, 163679488]

約数ペア:

[(1, 163679488), (2, 81839744), (4, 40919872), (7, 23382784), (8, 20459936), (14, 11691392), (16, 10229968), (28, 5845696), (32, 5114984), (56, 2922848), (64, 2557492), (112, 1461424), (128, 1278746), (224, 730712), (241, 679168), (256, 639373), (379, 431872), (448, 365356), (482, 339584), (758, 215936), (896, 182678), (964, 169792), (1516, 107968), (1687, 97024), (1792, 91339), (1928, 84896), (2653, 61696), (3032, 53984), (3374, 48512), (3856, 42448), (5306, 30848), (6064, 26992), (6748, 24256), (7712, 21224), (10612, 15424), (12128, 13496)]